Backup Files, Types, Formats, Extensions

Backup Files, Types, Formats, Extensions

Extension Name Extension Type Category Dev.Company File Format Description
.001 File Extension Split Archive File Backup N/A Binary First file of a split archive created with various file splitting and joining utilities; used for splitting large archives into smaller, more manageable files; can be used for saving files onto multiple floppy disks or CDs, or for creating smaller e-mail attachments.
.73B File Extension TI-73 Backup File Backup Texas Instruments Binary Backup file created by TI Connect, a program used for interfacing with Texas Instruments graphing calculators; saves all device data for a TI-73 device; can be used to restore the calculator state when the Backup was performed.
.~HM File Extension HostMonitor TestList Backup File Data KS-Soft Unknown Backup of a TestList (.HML) file created with HostMonitor, a Server monitoring program; contains a list of Servers and monitoring tasks; saved as a Backup in case the original HML file becomes corrupted or is accidentally deleted.
.$$$ File Extension Temporary File Backup N/A Unknown Temp file created by a variety of programs; used as a Backup in case original file becomes corrupted.
.113 File Extension Iomega Backup File Backup N/A Unknown Backup of data typically stored on an Iomega removable storage device.
.ARC File Extension Compressed File Archive Compressed System Enhancement Associates Binary Compressed file archive created either as a Macintosh Hierarchical File System (HFS) archive or an MS-DOS archive using standard MS-DOS compression; contains a collection of compressed files, each being compressed potentially with a different compression technique.
.ARC File Extension Compressed File Archive Compressed System Enhancement Associates Binary Compressed file archive created either as a Macintosh Hierarchical File System (HFS) archive or an MS-DOS archive using standard MS-DOS compression; contains a collection of compressed files, each being compressed potentially with a different compression technique.
.ASD File Extension Word AutoSave File Backup Microsoft Binary File created by Microsoft Word, a word processing program used to author Documents; contains a snapshot copy of the currently opened Word Document; used for automatic Backup and recovery of Documents in Word in case of an unplanned disruption or program crash.
.ADI File Extension Active@ Disk Image Backup File Backup Active@ Data Recovery Software Binary Disk image created by Active@ Disk Image, a Backup and recovery program; may contain a Backup of a hard drive, media disc, or other external storage device; can be part of a split archive or a full Backup.
.ADI File Extension Active@ Disk Image Backup File Backup Active@ Data Recovery Software Binary Disk image created by Active@ Disk Image, a Backup and recovery program; may contain a Backup of a hard drive, media disc, or other external storage device; can be part of a split archive or a full Backup.
.ABA File Extension Palm Address Book Archive Backup Palm Binary Address book archive file created by Palm mobile devices; contains Contacts entries with name, organization, email address, phone number, title, and photos; use to Backup and synchronize personal and professional Contacts between computers and mobile devices.
.ABF File Extension Analysis Services Backup File Backup Microsoft Binary Backup file created by Analysis Services, a component of Microsoft SQL Server used for online analytical processing (OLAP) and data mining; contains a Backup of "cubes," which are groups of metadata that specify dimensions, or a schema, for analyzing data that may reside in local or remote Database locations; allows the analytics data to be restored or replicated.
.ACD-BAK File Extension Sony ACID Project Backup File Audio Sony Binary Backup file created by Sony ACID Pro, Music Studio, or Xtreme; stores a Backup copy of the currently open .ACD project; saves the real-time copy of the project while editing a Music Compilation.
.AEA File Extension Ae Timer Alarm Document Settings Ae Applications Unknown Contains settings for an alarm created with Ae Timer, an alarm clock and scheduling program; includes the alarm time, alarm text, and the song or video that is played for the alarm; can be edited and saved by the user.
.AFD File Extension Alphacam Flame Drawing CAD Planit Unknown CAD file created by Alphacam, a CAD woodworking application; contains a flame drawing, which specifies a 3D design that will be cut using a flame tool; can be used for cutting simple parts or complex five-axis 3D components.
.ASHBAK File Extension Ashampoo Backup Archive Backup Ashampoo Binary Backup file created by Ashampoo Burning Studio, a Backup and recovery and disc burning application; contains all backed up file contents; commonly used for archiving data such as digital photos, music, and professional work.
.ABKPRJ File Extension Ashampoo Backup Project Data Ashampoo Unknown File Backup project created by Burning Studio, a Backup and recovery and disc burning program; stores the settings for a Backup project, including reference to the files and folders to Backup; can be used for creating .ASHBAK files or burning Backup discs.
.ABK File Extension Automatic Backup File Backup N/A Binary Backup file created by various programs, including CorelDRAW, Ability Office Write, and PrintMaster Gold; contains a Backup of the a currently opened Document or project; used to recover program data in the event of a computer crash or file corruption.
.ABBU File Extension Address Book Backup Backup Apple Unknown Backup file exported from the Apple Address Book (included with Mac OS X); used to restore the default address book if needed.
.AJP File Extension CCTV Video File Video N/A Binary Video recording created by closed-circuit television (CCTV) security cameras and DVR (Digital Video Recorder) equipment; created when backing up a JPEG2000 DVR to CDs, DVDs, or USB external drives; can be played with the AJP Player (also called "Backup CD Player"), which is available from the JPEG 2000 Support website.
.ASVX File Extension Finale Auto-save File Backup MakeMusic Unknown File created by Finale, a music notation program for instruments, vocals, and more; similar to the Finale .BAKX file; contains auto-save Backup data for .MUSX files; updated 2014 version of the Finale .ASV file used in previous releases.
.APZ File Extension Autoplay Media Studio Exported Project Compressed Indigo Rose Unknown Project that has been exported by AutoPlay Media Studio, a rapid application development program; saved in a compressed archive format that can easily be transferred to another system, shared with other users, or serve as a Backup file.
.ASV File Extension Finale Auto-save File Backup MakeMusic Unknown File created by Finale, a music note creation application for playing instruments, vocals, etc.; replaced by the .ASVX file, which was released in Finale 2014; contains Backup data for .MUS files similarly to .BAK files; created when MUS files are auto-saved by Finale.
.AFI File Extension AOMEI Backupper File Backup File Backup AOMEI Unknown Backup image format used by Backupper" title="AOMEI Backupper">AOMEI Backupper, a Windows Backup and recovery program; contains a Backup of a file that can be used to restore a file when the file is corrupted or lost.
.ABCDP File Extension Address Book CoreData Person File Data Apple Unknown Backup metadata file created by Address Book, a contact organization application bundled with OS X; contains a property list for an Address Book data card entry with information about a person.
.ATE File Extension Office Accounting Compressed Backup File Backup Microsoft Binary Compressed accounting Database Backup created by Microsoft Office Accounting, an application that integrates with online banking systems; stores a Backup copy of the .SBD accounting file.
.AS4 File Extension askSam Backup File Backup askSam Systems Binary Backup file created by SurfSaver, a program that saves Web pages as users surf the Internet; contains a Backup of an .ASK Database file; created when askSam converts an older file to a new format so that the AS4 file may be opened by older software versions.
.CDB File Extension Symbian Phonebook Database Database Nokia Binary Database file created by Symbian OS mobile devices, such as Nokia phones; contains phonebook Contacts, including names, addresses, and phone numbers; used to Backup and synchronize Contacts between a computer and a Symbian OS device.
.CRDS File Extension Windows CardSpace Backup File Backup Microsoft Binary Backup file created by Windows CardSpace, a digital identity management application included with Windows 7; contains a Backup of one or more .CRD CardSpace cards; used when restoring cards in the event they are lost or corrupted; also used for transferring cards between computers.
.CIF File Extension Easy CD Creator Disk Image Disk Image Corel Unknown CD disc image format created by Corel and used by Roxio Easy CD Creator (now Roxio Creator); mounts as a physical CD in Windows and is viewable in "My Computer;" often used for creating Backup copies of CDs.
.CL2ARC File Extension Comic Life 2 Document Archive Page Layout plasq Zip Archive created by Comic Life 2, a program used for making comic books; saves a comic book project as a compressed archive that is more suitable for sharing and Backup than the native .CL2DOC project format.
.CRYPT File Extension WhatsApp Encrypted Dastabase File Encoded WhatsApp Unknown File created by WhatsApp Messenger, a Smartphone messenger application; contains Backup messages from the WhatsApp application.
.CBU File Extension Comodo Backup File Backup Comodo Group Binary Backup file created by Comodo Backup, a program used for both local and remote online storage Backups; may store system files or user files such as mail accounts, digital photos, Documents, and IM conversations; used as the native Comodo Backup format and can be used for restoring lost system or personal files.
.CBS File Extension Code Breaker PS2 Save File Game Pelican Accessories Binary Saved Game state file created by Code Breaker, a PlayStation 2 (PS2) accessory program used to create Game cheats and transfer saved Games to a PC; contains saved state information for a specific Game; used to load a preconfigured state in a PS2 Games.
.CODAPLUGIN File Extension Coda Plug-in Plugin Panic Binary Plugin file used by Coda web development software; contains a plugin that adds new features to the software, such as support for additional Languages, website Backups, or source code validation.
.CSM File Extension Steam Game Backup File Backup Valve Unknown Backup file used by Steam, a digital distribution service used to access Games and software; contains the Backup data of a Game played with Steam; similar to a .CSD and .SIS file.
.CSD File Extension Steam Game Backup File Backup Valve Unknown Backup file used by Steam, a gaming service that allows users to download and manage Valve Games; contains Backup Game data; similar to a .SIS file.
.CLB File Extension COM+ Catalog File System Microsoft Binary File used by Microsoft COM+, a service on Windows Operating Systems that allows components to communicate with each other; contains COM+ application, class, and computer-level attributes; store information that provides consistency across computer services.
.CALB File Extension Coolect Album File Misc Coolect Binary Album of media files organized by Coolect, an all-in-one solution for collecting, organizing, storing and displaying digital media files; can also be used to make a Backup of a digital media collection.
.CBK File Extension Backup Configuration File Backup N/A Unknown Windows system Backup file; stores system files and configuration information
.DVDMEDIA File Extension RipIt DVD Package Video The Little App Factory Binary Ripped DVD package created by RipIt, a program used to make digital Backups of DVDs; contains audio and video files ripped from a DVD; used for backing up DVDs and playing them with Apple DVD Player.
.DBA File Extension CryENGINE Animation Database File Developer Crytek Binary File created by the CryENGINE SDK, a set of Game developer programs used for making PC and console Games; saves 3D character Animation data in a highly optimized and compressed format that is suitable for use with the final constructed Game.
.DBK File Extension Sony Ericsson Mobile Phone Backup File Backup Sony Ericsson Zip Mobile phone Backup file created by Sony Ericsson PC Suite, a program used to manage Sony Ericsson Mobile Phones; stores phone information, such as Contacts, in a compressed format.
.DBK File Extension Sony Ericsson Mobile Phone Backup File Backup Sony Ericsson Zip Mobile phone Backup file created by Sony Ericsson PC Suite, a program used to manage Sony Ericsson Mobile Phones; stores phone information, such as Contacts, in a compressed format.
.DLX File Extension DIALux Document CAD DIAL Binary Lighting Design project file created by DIALux, a free, professional light Planning Application; stores an indoor or outdoor lighting plan; may include luminaires (electric light units), floor plans, street layouts, and other environmental lighting factors.
.DSB File Extension DAZ Studio Binary Script 3D Image DAZ Productions Binary Script created by DAZ Studio, a 3D character modeling application; contains instructions that automate tasks in the software, such as applying presets (pose, character, shader, materials, lights, cameras, etc.); similar to a .DS file, but saved in a binary format instead of human readable text; may incorporate encryption if created with DAZ Studio versions 1 and 2.
.DBX File Extension Outlook Express E-mail Folder Misc Microsoft Binary Folder created by Outlook Express, a Microsoft email program; contains email messages for a specific mailbox; typically saved within the "Documents and Settings" user directory; may be copied to another folder in order to Backup e-mail messages.
.DPB File Extension DataPilot Backup File Backup Susteen Binary File created by DataPilot, a program used for transferring cell phone data to the computer; may store Contacts, text messages, pictures, videos, and other mobile phone data; used for syncing a phone with the computer; can be password protected.
.DIM File Extension Active@ Raw Disk Image Backup File Backup Active@ Data Recovery Software Unknown Raw disk image Backup created by Active@ Disk Image, a Windows Backup and recovery program; stores a raw disk image, which includes configuration data that describes the disk or partition geometry.
.DBR File Extension DeepBurner Disc Project Disk Image Astonsoft XML Project File created by DeepBurner, a CD and DVD burning application; includes references to the disc content data as well as autorun and disc author information; used for Backups, Photo Albums, and audio and video discs.
.DAR File Extension DAR Disk Archive Compressed N/A Unknown Archive of a disk or group of files compressed with DAR (Disk ARchive) compression; used for creating split-archives and incremental Backups; designed as a replacement for the .TAR archive format.
.DSY File Extension Directory Synchronizer Project File Data AJC Unknown Project File created with AJC Directory Synchronizer, a folder synchronization program; contains information about two folders that can be synchronized automatically by the program; often used for keeping the same data on a desktop and laptop or for Backup purposes.
.DA0 File Extension Windows Registry Backup File Backup Microsoft Unknown Backup of the Registry Database used by Windows; contains a copy of original registry files; for example, system.da0 is the Backup file for system.dat.
.DAT_MCR File Extension Minecraft Level.dat Backup File Game Mojang Binary File created by Minecraft, an open-ended 3D construction Game; saves a Backup of the level.dat file when the newer version of the Game updates from the older "Region" (.MCR) format to the newer "Anvil" (.MCA) format.
.DIY File Extension My Drivers Backup Setup File Backup Huntersoft Text File created by My Drivers, a program used for backing up and restoring Windows drivers; saved in a rich text format and contains the name of the driver as well as other parameters used for the Backup; saved alongside other Backup files and used in the driver restoration process.
.EPP File Extension EditPad Pro Project Text N/A Unknown Stores a list of files that can be edited simultaneously with EditPad Pro software.
.ECS File Extension Sony Ericsson Phone Backup File Compressed Sony Ericsson Zip Backup data file created by Sony Ericsson Mobile Phones; saved in a compressed .ZIP format that can be read by phones using the Symbian operating system.
.EDC File Extension Kryptel Lite Encrypted File Misc Inv Softworks Binary File encrypted by Kryptel Lite, a program used to securely store and Backup files using Advanced Encryption Standard (AES) encryption; contains the encrypted contents of a source file; used to protect individual files for secure storage.
.EZP File Extension AutoCAD Ecscad Project Backup File CAD Autodesk Zip CAD project created by AutoCAD Ecscad, a program used for designing electrical circuits; stores a Backup of a CAD project in a compressed .ZIP format; can be used for archiving projects on Backup media such as CDs and Backup drives.
.EZC File Extension AutoCAD Ecscad Components Backup File CAD Autodesk Zip File used by Ecscad AutoCAD, a program used for designing electric circuits; saves a Backup of library components, which contain symbols and circuit information used to build schematics; saved in a compressed .ZIP format.
.FBW File Extension HP Recovery Manager Backup File Backup Hewlett Packard Binary Backup file created by HP Recovery Manager, a program used to Backup and restore files; contains an archive of compressed files; commonly used for backing up and restoring personal files to and from external media.
.FH File Extension Symantec Backup Exec File Backup Symantec Binary "File history" Backup file created by Backup Exec, a Backup application for small to medium-sized businesses; stores Backup data for a physical or virtual computer system; saved as part of a "Catalog," which is a collection of files backed up at a specific time.
.FTMB File Extension Family Tree Maker Backup File Backup Ancestry.com Unknown Backup file created by Family Tree Maker, a genealogy organization program; contains Backup data for a .FTM or .FTW Family Tree file, such as family data, media files, and historical events.
.FWBACKUP File Extension Freeway Backup Backup Softpress Unknown Backup file created and used by Freeway Pro, an OS X app that allows users to create websites without coding; contains a copy of a .FREEWAY Document.
.FCPBUNDLE File Extension Final Cut Pro Library Data Apple Unknown Library created and used by Final Cut Pro X (FCPX), a professional video editor; contains files that make up a library in FCPX, which includes a .FLEXOLIBRARY file, .FCPEVENT files describing events, and a .PLIST file that contains Backup metadata.
.FBK File Extension Microsoft Dynamics NAV Backup File Backup Microsoft Unknown Backup of a Database created with Microsoft Dynamics NAV; contains financial data used for business management and Analysis; can be used to restore data if the primary Database (.FDB) file becomes corrupted or is deleted.
.FBK File Extension Microsoft Dynamics NAV Backup File Backup Microsoft Unknown Backup of a Database created with Microsoft Dynamics NAV; contains financial data used for business management and Analysis; can be used to restore data if the primary Database (.FDB) file becomes corrupted or is deleted.
.FCT File Extension FolderClone Task List Data Salty Brine Software Text File created by FolderClone, a program used for Backup, synchronization, and replication of files; saves a list of synchronization or replication tasks, each of which can run manually or on a scheduled basis.
.FBF File Extension Free Backup Fix Backup File Backup Promosoft Unknown Backup archive containing files and folders backed up using Free Backup Fix; may contain an entire hard drive Backup or selected files and folders; can be used to restore corrupt files or data lost due to a system crash.
.FUL File Extension Microsoft Backup File List Backup Microsoft Unknown Contains a list of files backed up using Microsoft Backup (MSBackup for MS-DOS or MWBackup for Microsoft Windows); referenced by both Backup programs when restoring backed up files.
.FBC File Extension Family Tree Maker for DOS Backup File Backup Ancestry.com Unknown Compressed Backup of a family tree (.FTM) file created with Family Tree Maker for DOS; created as a Backup in case the original family tree file is lost or damaged; can be restored by selecting "File→Restore From Backup" within Family Tree Maker.
.FBU File Extension FEBE Firefox Backup File Backup FEBE Unknown Collection of Firefox extensions and other data backed up with FEBE, a Firefox Backup program; may contain extensions, themes, bookmarks, preferences, and user cookies; can store extensions as a single .XPI file, which can be used to sync Firefox settings across multiple computers.
.FCARCH File Extension Final Cut Pro Archive Video Apple Unknown Archive created and used by Final Cut Pro X (FCPX), an OS X professional video editor; stores a Backup of video that has been imported into FCPX.
.FZB File Extension Casio FZ-1 Bank Dump Audio N/A Unknown "Dump" of all sound bank data stored in the memory of a Casio FZ-1, a digital sampling keyboard released by Casio around 1990.
.FHF File Extension Free Hide Folder Backup File Backup Cleanersoft Software Binary Backup file created by Free Hide Folder, a program used for hiding folders in Windows; saves a Backup listing of all folders the user has chosen to hide; can be used to restore all folders that have been hidden after opened.
.FZA File Extension Form•Z Autosave File Backup AutoDesSys Unknown File created by form•Z, a 3D solids and surfaces modeling program; saves a Backup of a form•Z project (.FMZ file) and may be one of several autosave files created while the project is opened and being edited; can be used to restore the state of a project file if the software crashes or if the user forgets to save the project.
.GHO File Extension Norton Ghost Backup File Backup Symantec Unknown Contains a "snapshot" of a hard drive or other media device; saves data as an exact copy of the disk; often used for creating full hard disk Backups.
.GBP File Extension Genie Timeline Backup Index File Backup Genie-Soft Zip Archive index file created by Genie Timeline, a Backup and recovery program for desktop computer and mobile device files; contains the index of a collection of files that the user has chosen to Backup; may reference a single archive or a multi-volume spanned archive; used for restoring the backed up files.
.GB1 File Extension Game Maker Backup File Backup YoYo Games Unknown Backup of a Game project created with Game Maker, a Game development program; created in case the original project file becomes corrupted or is accidentally deleted.
.GB2 File Extension Game Maker Backup File Backup YoYo Games Unknown Backup file created by Game Maker: Studio, a Game development application for Windows; created as a Backup of the original project file.
.HIV File Extension Windows Registry Hive File System Microsoft Unknown Registry file created by reg.exe, a Windows program used for saving, loading, and deleting registry information; contains a registry "hive," which saves key-value data used by the operating system and installed programs; used for Backups or for loading groups of registry keys; saved in a binary format.
.HBE File Extension Line 6 POD HD Edit Preset File Audio Line 6 Unknown Preset file created by Line 6 POD HD Edit, a program that enables you to edit the sound of your guitar; contains settings that customize the sound of your guitar; located under "FX," "AMPS," "Mixer," and "Controllers" in the application interface; different settings include tone, bass, treble, channel volume, parameters, speed, and tempo sync.
.HBC File Extension HyperBac Compressed Archive Compressed Xceleon Technologies Binary Compressed file archive created with the HyperBac compression utility; used primarily for compressing Database files; supported Database systems include Oracle, SQL Server, MySQL, SharePoint, IBM DB/2, Sybase, and SAP BRBackup.
.ISO File Extension Disc Image File Disk Image N/A Binary Common CD or DVD disc image format based on the ISO-9660 standard; contains an exact duplicate of data from the original disc; includes the data saved on the disc as well as the filesystem information, such as directory structures, file attributes, and boot code; often used for making copies of CDs and DVDs.
.ICBU File Extension Calendar Backup File Backup Apple Binary Calendar archive created by Calendar, a calendar application included with Mac OS X; contains a Backup of one or more Calendars; used for restoring Calendars in the event data is lost.
.IV2I File Extension Norton Ghost Incremental Virtual Volume Image Backup Symantec Unknown Incremental Backup created with Norton Ghost; typically created on a regular basis after the initial volume Backup (.V2I) file has been saved; can be restored to another volume using Norton Ghost Backup software.
.IBK File Extension IncrediMail Account Backup File Backup Perion Unknown Backup file created by IncrediBackup, a program that allows users to bad up their Incredimail email accounts; stores a Backup of an IncrediMail account, which includes emails, folders, Contacts, and other content.
.IVA File Extension Surveillance Video File Video N/A Unknown Video Format used by multiple video surveillance systems; typically contains video recordings captured on closed-circuit television (CCTV) devices; may be saved as a Backup file, which can usually be viewed with the software included with the video camera system.
.ICF File Extension Zoom Router Configuration File Backup Zoom Telephonics Text File created by Zoom wireless routers and modems; saves a Backup of the user-selected configuration options for the home or office network; used for restoring settings; created through the Web interface that the device offers when it is connected and online.
.JPS File Extension Stereo JPEG Image Raster Image N/A Binary Stereoscopic JPEG image used for creating 3D effects from 2D images; contains two static images, one for the left eye and one for the right eye; encoded as two side-by-side images in a single .JPG file.
.JPA File Extension Akeeba Backup Archive Backup Akeeba Unknown Backup archive format created by Akeeba software, which is used for backing up and securing websites; stores a whole or part of a full Backup of a website including the Database, files, and the restoration script; similar to the PKZIP format.
.JTBACKUP File Extension Just Type Backup File Data Shubham Kedia Unknown File created by Just Type, an iOS app used for storing personal Notes; saves a Backup copy of Notes the user has selected and can be restored to put the Notes back if they are lost.
.JBK File Extension Juno Backup File Backup Juno Binary Backup file created by Juno Internet service software; introduced with version 5 of the Juno software and contains Backups of program files and user data such as email; saved in a proprietary format and used for restoring data with the Juno software.
.JSONLZ4 File Extension Compressed Firefox Bookmarks Backup File Compressed N/A Unknown Compressed bookmark Backup file created and used by Firefox, a web browser; contains data describing all of the bookmarks used by the Firefox user profile; similar to the .JSON file used by Firefox.
.J01 File Extension Akeeba Multi-part Backup Archive Backup Akeeba Unknown Backup archive format created by Akeeba software, which is used for backing up and securing websites; stores a partial Backup of a whole website.
.JTX File Extension ESE Transaction Log Database Microsoft Binary Log file generated by the Extensible Storage Engine (ESE), a Database engine developed by Microsoft as part of the Windows API; stores records of changes to the Database over time; used for Backup and restore operations.
.JDC File Extension JDownloader Links File Backup The JDownloader Team Binary Backup file created by JDownlaoder, a Java-based program used to manage Internet downloads; contains a collection of links that were used for downloading files; used for backing up download locations so they can be transferred to another system or recovered in the case of lost data.
.LCB File Extension Living Cookbook Backup File Backup Radium Technologies Binary Backup file created by Living Cookbook, a program used for managing cookbook recipes and planning meals; contains cookbook recipes, grocery lists, meal Calendars, and kitchen inventories; used to Backup and restore all cookbook data.
.LLX File Extension LabVIEW VI Library Backup File Backup National Instruments Unknown Backup of a LabVIEW VI library (.LLB) file; used for scientific testing, measurement, and control applications; created automatically by the VI Library Manager when an LLB file is built.
.MDINFO File Extension iPhone Backup Information File Backup Apple Binary iPhone Backup file created by ITunes, a digital media player; stores metadata about the data saved in a corresponding .MDDATA file; may include information about SMS messages, Contacts, and Notes; used for restoring iPhone Backups in ITunes.
.MDDATA File Extension iPhone Backup File Backup Apple Binary iPhone Backup file created by ITunes, a digital media player; may store data such as Contacts, SMS messages, applications, and Notes; used for restoring iPhone states through ITunes.
.MBF File Extension Microsoft Money Backup File Backup Microsoft Binary Backup file created by Microsoft Money, a program used to track personal and business-related finances; contains a Backup of an .MNY file in either compressed or uncompressed format; used for compressing and backing up large MNY files into an archive; can be converted to .QIF files with the Microsoft Money software.
.MZP File Extension MAXScript Zip Package Compressed Autodesk Unknown 3ds Max MAXScript (.MS) file and related components saved in a compressed archive format; may contain scripts, buttons, and other data; typically used for distributing scripts and related files in a single file.
.MRIMG File Extension Macrium Reflect Disk Image Disk Image Paramount Software UK Binary Disk image created by Macrium Reflect, a program used to create Windows hard drive images; contains all files and folders from a disk in a single file; used for disk duplication or to create Backups for performing system restores.
.MFO File Extension Perl ModInfo Descriptor File Data Perl XML XML file containing metadata about one or more objects within a Perl module; created by running a Perl module through the modinfo2xml.pl processor; used by ModInfo, a Perl interface definition system.
.MDBACKUP File Extension iPhone Data Backup File Backup Apple Binary iPhone or iPod touch Backup file created by ITunes, a digital media player; contains Backup data for the device, which may include Notes, SMS messages, pictures, Contacts, and other data; used by ITunes for restoring device states.
.MEM File Extension FoxPro Variable File Backup N/A Unknown Stores variables and arrays used in a FoxPro project; often used for Backup purposes; can be restored using the RESTORE FROM command.
.MUI_CCCD5AE0 File Extension Hid User Library System Microsoft Text and Binary Dynamic link library (.DLL) file used by Microsoft Windows Vista and newer versions; generally located in the C:WindowswinsxsBackup directory; used by the system to reference Backup components stored in the Backup directory.
.MV_ File Extension Movie Edit Pro Movie Backup File Backup MAGIX Binary Backup Movie file created by Movie Edit Pro (MEP), a program that allows users to create Movies; contains a Backup of a .MVD file that is automatically created at regular intervals; used to restore a Movie in the event that the MVD file becomes corrupted.
.MCWORLD File Extension Minecraft World Backup File Game Minecraft Launcher Zip Backup file created by Minecraft Launcher, (MinecraftSP.exe) a custom application launcher for Minecraft; saves the data files for a 3D Game world and can be used for restoring a world to a previous state; not supported by the actual Game, but sometimes used by Game community members.
.MBW File Extension MBRWizard Archive Backup Firesage Solutions Binary Disk file created by MBRWizard, a disk Backup program; saves a copy of disk contents and may include the Master Boot Record (MBR), boot records, and specific disk sectors; used for repairing disk data in the event of a failure or disk corruption.
.MBK File Extension dBASE IV Multiple Index Backup File Backup dataBased Intelligence Unknown Backup file created by dBase, a program used for developing Database-driven Web applications; contains a Backup of an .MDX index file and can be used for restoring the multiple index file in the event it becomes corrupted.
.NBK File Extension NovaBACKUP Job File Backup NovaStor Unknown Script created by NovaBACKUP Windows Backup software; saves a Backup job and contains a list of commands for backing up selected files and folders; includes the target output directory for the Backup (.NBD file) and whether the Backup is full or incremental.
.NBK File Extension NovaBACKUP Job File Backup NovaStor Unknown Script created by NovaBACKUP Windows Backup software; saves a Backup job and contains a list of commands for backing up selected files and folders; includes the target output directory for the Backup (.NBD file) and whether the Backup is full or incremental.
.NBU File Extension Nokia Phone Backup File Backup Nokia Binary Backup file created by Nokia Suite (formerly Nokia Ovi Suite) or Nokia PC Suite; contains a Backup of cell phone data and may include Contacts, Calendars, text messages, and other user data; used for restoring data to the same phone or transferring data to another phone.
.NBD File Extension NovaBACKUP File Backup NovaStor Binary Backup file format introduced with version 10 of NovaBACKUP, a Backup and restore utility for Windows; saves the Backup data for the Backup job, which can include user and system files; saved in a compressed format and can only be opened by NovaBACKUP.
.NBD File Extension NovaBACKUP File Backup NovaStor Binary Backup file format introduced with version 10 of NovaBACKUP, a Backup and restore utility for Windows; saves the Backup data for the Backup job, which can include user and system files; saved in a compressed format and can only be opened by NovaBACKUP.
.NRG File Extension Nero CD/DVD Image File Disk Image Nero Binary CD or DVD disc image created with Nero disc authoring software; may be an exact copy of a CD/DVD or may contain a collection of files that can mounted as a disk; can be used to make copies or Backups of discs or important data.
.NBS File Extension Minecraft Note Block Studio File Audio David Norgren Binary Audio project created by Minecraft Note Block Studio (NBS), a third-party program used for making custom music for the Game Minecraft; saves multiple tracks, called layers, each with Notes generated from a keyboard synthesizer and instruments in the program; can be played back in the software to preview the music.
.NBA File Extension Nero BackItUp Archive Backup Nero Binary Archive created by BackItUp (formerly BackItUp & Burn), a file compression and Backup utility; contains a collection of compressed files in a proprietary format; typically stored to a CD, DVD, or other Backup media.
.NRD File Extension Nero DVD-Video Compilation File Data Nero Unknown File created by Nero Multimedia Suite, a Multimedia software package used for video editing, burning, and Backup; includes data required to burn a DVD, including audio and video data; used for saving DVD compilations.
.NUPKG File Extension NetUpdate Package Data Intego Binary Update package used by NetUpdate, a software utility used for updating Intego applications; may contain a patch or content pack for software titles such as VirusBarrier, Personal Antispam, Personal Backup, FileGuard, and ContentBarrier.
.NPS File Extension Natron Node Presets File Settings N/A XML Presets file created and used by Natron, a node-based compositor that allows users to create visual effects for film and television; stores parameters for a node used in the project.
.NCO File Extension Nero BackItUp File Backup Nero Zip Compressed Backup file created by Nero BackItup (formerly Nero BackItUp & Burn); contains data to be backed up to a CD or DVD; compressed using standard ZIP compression; may also be protected with a password and encrypted using a 56-bit key.
.NCD File Extension Nero CoverDesigner File Raster Image Nero Binary Disc artwork created by Nero CoverDesigner, CD or DVD label designer included with the Nero Multimedia Suite; stores the text, graphics, and layout dimensions for the design; can be printed to a disc using a compatible printer.
.NBF File Extension Nokia Backup File Backup Nokia Unknown Backup of phone data created with Nokia PC Suite; contains the address book, user settings, and other data stored in the cell phone; can be used to restore data or copy information to a new phone.
.NBF File Extension Nokia Backup File Backup Nokia Unknown Backup of phone data created with Nokia PC Suite; contains the address book, user settings, and other data stored in the cell phone; can be used to restore data or copy information to a new phone.
.NBI File Extension Nero BackItUp Information File Backup Nero Binary File created by BackItUp (formerly BackItUp & Burn), a program used to compress and Backup files; contains information about files that have been backed up; used in conjunction with .NBA files to restore from a backed up archive.
.NJI File Extension Nero Job Information File Settings Nero Binary File used by BackItUp (formerly BackItUp & Burn), a program used to create and restore Backups; contains information about a Backup job, including the job name, Backup name, and Backup schedule; used to schedule Backup jobs.
.NRBAK File Extension NeatReceipts Backup File Backup The Neat Company Unknown Backup file created by NeatReceipts, a tool in NeatWorks, which is an older version of the digital filing system software, Neat 5; contains a Backup of your scanned Documents, including receipts and business cards; similar to the .NBAK and .NWBAK files.
.NWBAK File Extension NeatWorks Backup File Backup The Neat Company Unknown Backup file created by NeatWorks, which is an older version of the digital filing system software, Neat 5; similar to the .NBAK and .NRBAK files; contains a Backup of your scanned Documents, including Contacts and receipts.
.NRS File Extension NovaBACKUP Restore Script Backup NovaStor Unknown Script used by NovaBACKUP, a Backup and restore application for Windows; saves a list of instructions that restore files created in a previous Backup.
.NFI File Extension Dreambox Disc Image Disk Image Dream Multimedia Unknown Disc image created from the hard drive of a Dreambox satellite or cable television receiver; serves as a Backup file that can be used to restore data to a Dreambox.
.ORIG File Extension Original File Backup N/A Text and Binary File that may have originated from various programs; stores a Backup copy of a file, which has been renamed with an ".orig" extension so that the user knows it is the original; most often created manually by a user rather than by a program.
.OLD File Extension Backup File Backup N/A Unknown Typically used as an indicator for a Backup copy of a file; appended to the filename when a newer version of the file has been created or saved by a certain program; often placed after the original file suffix (i.e. Document.doc.old would be a Backup copy of the file "Document.doc").
.ONEPKG File Extension Microsoft OneNote Package File Backup Microsoft Unknown Package file created by OneNote, a program that allows users to create and manage digital Notes information; contains multiple OneNote files packaged into a single archive; used to publish Notes to other users and to Backup OneNote files.
.OYX File Extension Approach Alternate Database Index Backup N/A Unknown Alternate or Backup Database index (.ADX) file created by Lotus Approach; used in case the main index file becomes corrupted
.ORI File Extension Original File Backup N/A Unknown Often added to a file that already has an extension; may be appended to the filename, i.e. "page1.html" may become "page1.html.ori;" often used to differentiate between original and Backup (.BAK) files.
.OEB File Extension Outlook Express Backup Wizard File Backup QSX Binary Backup of an Outlook Express e-mail Database created by the Outlook Express Backup Wizard; creates a complete Backup of all Outlook Express files, including accounts, identities, e-mail messages, attachments, address books, message rules, lists of blocked senders, and signatures.
.OZ File Extension Opera Job Management Compressed File Compressed Opera Company Binary Compressed file created by Opera Job Management, an application used to manage and inspect the production of doors and windows; contains Backup data generated by the software; stores the contents in a proprietary format, which uses Gzip libraries; used for backing up and sharing application data as attachments of auto-generated emails.
.PDB File Extension Program Database Database N/A Unknown Database file used by several applications, including Pegasus, Quicken, MS Visual Studio, and Palm Pilot software; stores data in a structured format; typically installed with the corresponding application.
.PMF File Extension ESRI Published Map File GIS ESRI Binary Read-only map file created with ArcMap, a application included with ESRI Desktop GIS; stores a constrained version of a .MXD map file; can be viewed with the free ArcReader application, which allows maps to be shared with users who have not purchased the commercial ArcGIS software; often emailed to clients or co-workers in collaborative office environments.
.PBJ File Extension Pixel Bender Bytecode File Developer Adobe Systems Binary Image Filter file created by Pixel Bender Toolkit, an application used for creating custom image filters for Flash Applications, Photoshop, and other Adobe products; contains byte code (executable binary code) that has been compiled from a .PBK file; used for performing image manipulations such as blurs, pixelations, fades, and twirls.
.PHB File Extension Motorola Phone Book File Data Motorola Binary Phone book file used by Motorola Mobile Phones; contains Contacts, including names, phone numbers, and other address information; used to Backup and restore user phone books.
.PRV File Extension Vue Preview File 3D Image E-on Software Binary Image preview created by E-on Vue, a program used for 3D environment modeling; contains a preview image of a 3D scene, which typically has a lower resolution than the final rendered scene; used for storing scene previews before final production.
.PBD File Extension EaseUS Todo Backup File Backup CHENGDU Yiwo Tech Development Binary Backup file created by EaseUS Todo Backup, a Backup and restore utility for Windows; may include system or user files and can be used for storing entire disk partitions; often saved on external media or some other device that can be used to restore files in case the local computer is damaged.
.PBX5SCRIPT File Extension Personal Backup Script Backup Intego Binary File created by Personal Backup, a program used for creating Backups on the Mac; defines what data will be backed up and can be run periodically on a schedule in Personal Backup; used for saving and loading Backup jobs and can be opened to run the job.
.PSA File Extension Unreal Engine Skeletal Animation File 3D Image Epic Games Binary File used by the Unreal Engine, a 3D gaming engine used to develop first-person shooter Games such as Unreal Tournament; contains 3D Model Animation settings for a .PSK file; used by the Unreal Engine to animate imported 3D Models.
.PBF File Extension PowerBackup Data File Backup CyberLink Binary Backup archive created by CyberLink PowerBackup, a Backup and recovery application; stores a collection of backed up files and folders; can be used for full, differential, or incremental Backup strategies; used for restoring files through the PowerBackup application.
.PXI File Extension PlexTools Disc Image Disk Image Plextor Unknown Disc image created with PlexTools disc copying software (bundled with Plextor drives); commonly used to make Backups of CDs and DVDs
.PTB File Extension Power Tab File Data N/A Unknown Contains bass or guitar tablatures used for bass and guitar sheet music.
.PVHD File Extension Paragon Virtual Hard Drive Backup Paragon Software Binary Backup format used by Paragon Backup and Recovery, a Windows utility used to create Backups of and restore hard drives; stores a Backup of a physical or virtual machine or an individual file.
.PQB-BACKUP File Extension Pleco Chinese Dictionary Backup File Backup Pleco Unknown Backup file used by Pleco Chinese Dictionary, a Document reader, dictionary, and flashcard program for iOS that helps users learn Chinese; stores a Backup of a flashcard Database or user dictionary.
.PBXSCRIPT File Extension Personal Backup Script Backup Intego Unknown File created by Personal Backup, a program used for creating system and user Backups; stores criteria that specify what data will be backed up; can be scheduled to run periodically in Personal Backup; used for saving and loading Backup jobs.
.PBA File Extension PowerBackup Archive Backup CyberLink Binary Backup file created by CyberLink PowerBackup Backup and recovery software; contains backed up files and folders and can be used for restoring the data in the event it becomes lost or corrupted; can be created using a scheduled job that is defined through the PowerBackup interface.
.PBB File Extension AT&T Phonebook File Backup AT and T Binary Phonebook file used by various Mobile Phones; contains Backup data exported by software at a local AT&T store; typically stored on a USB drive after an AT&T representative has exported the phonebook file.
.PCV File Extension MozBackup Profile Backup Compressed MozBackup Zip Backup file crated by MozBackup, a free utility used for backing up and restoring user profiles for Mozilla Thunderbird, Firefox, Mozilla Suite, and Netscape; saved in a compressed .ZIP format and contains bookmarks, email messages, Contacts, and other profile data.
.QBMD File Extension QuickBooks Backup File Backup Intuit Binary Backup data file created by some Mac versions of QuickBooks, a small business accounting application; contains an exact copy of a company data file, which may have a .QB2007 or .QB2009 extension; used for restoring financial data in the event that the original data file becomes corrupted.
.QBMB File Extension QuickBooks Backup File Backup Intuit Binary Company Backup data file created by Mac versions of QuickBooks small business accounting software; contains the Backup copy of a company data file, which may have a .QB2012, .QB2011, etc. extension; used for restoring a recent copy of the original data file in the event it becomes corrupted.
.QBK File Extension QuickTax Backup File Backup Intuit Canada Binary Backup file created by QuickTax, a program used to file Canadian tax returns; contains a copy of a corresponding .Q08 or .Q09 tax return file; auto-saved by default each time a tax return file is saved.
.QSF File Extension Qualtrics Survey File Backup Qualtrics XML Data File exported by Qualtrics online survey software; formatted in XML and is generated when the "Export Survey" option is selected; can be used as a Backup file and may be imported into the survey system for later use.
.QPB File Extension QuickBooks Point of Sale Data File Data Intuit Unknown File created by QuickBooks Point of Sale (POS), a business sales tracking application; may be the primary data file or a Backup file automatically created by the software; enables the business data to be saved (and restored in the case of a Backup).
.QBB File Extension QuickBooks Backup File Backup Intuit Binary Backup file created by QuickBooks, a money management application; stores a full Backup of company financial data, letters, templates, and logos; used for restoring the original data in the event that the primary .QBW is lost or becomes corrupted.
.QUICKEN2015BACKUP File Extension Quicken 2015 Backup File Backup Intuit Binary Backup file created by Quicken 2015 financial management software; saves all user and account data in a single file that can be used for back up purposes; similar to a .quickenBackup file created by Quicken Essentials, but created by the 2015 version of Quicken for Mac.
.QBA.TLG File Extension QBA Transaction Log File Backup Intuit Binary File created by QuickBooks, an application used for entering and storing financial data; contains a log of transactions that have been entered since the last Backup of the .QBA file.
.QUALSOFTCODE File Extension J&ASoft Code Archive File Backup J and ASoft Unknown Archive utilized by J&ASoft programs, such as QualSoft or eXPerience; contains Backup code for programs created by J&ASoft; includes program configuration files such as .CACHE, .CS, and .CONFIG.
.QV~ File Extension ViewletBuilder Project Backup File Backup Qarbon Binary Backup file created by ViewletBuilder, an application used for building interactive Flash presentations; created when the .QVP project is saved and can be used for restoring the last saved state of the project by changing "~" to "p" and opening the file.
.RBF File Extension Stellar Insta Backup Image Backup Stellar Data Recovery Unknown Backup image created by Insta Backup Gold, a Windows program used to Backup and restore files; contains the Backup data of a file, folder, volume, or email Database.
.RBF File Extension Stellar Insta Backup Image Backup Stellar Data Recovery Unknown Backup image created by Insta Backup Gold, a Windows program used to Backup and restore files; contains the Backup data of a file, folder, volume, or email Database.
.RBC File Extension Rembo-C Script Developer IBM Unknown Script written in Rembo-C, a scripting Language that uses syntax similar to C; often used for automating Server management operations; requires a Rembo installation on the Server to run, but can be edited in a text editor.
.RRR File Extension Registry Mechanic Backup File Backup PC Tools Unknown Backup file containing entries from the Windows registry; created by Registry Mechanic when optimizing the registry; used to restore removed registry entries if necessary.
.RDB File Extension N64 ROM Database Data N/A Unknown Contains a list of Nintendo 64 ROMS (.N64 and .Z64 files) that can be played by an N64 emulator; may be used for identifying unknown ROMS and for saving emulator settings for each Game.
.RGMB File Extension RootsMagic Backup File Backup RootsMagic Binary Backup file created by RootsMagic, a genealogy program used for capturing family history information; saves a Backup of an .RGMC project file; used for archiving on external media and can be used for restoring the original project if it becomes lost or corrupted.
.RMBAK File Extension Registry Mechanic Backup File Backup PC Tools Unknown Backup file created by Registry Mechanic, a program used for optimizing the Windows registry and computer performance; stores a Backup copy of important registry system files before they are modified.
.RBK File Extension Windows 95 Registry Backup File Backup Microsoft Binary Backup file of the Windows 95 or 98 registry, which stores system and application settings, file associations, and other data; can be used to restore the registry if it becomes corrupted.
.RPA File Extension RIB Project Archive File Data RIB Software Binary File created by iTWO, a construction planning and engineering software package; contains an archive of a Progress ObjectStore Database, which is the backend storage format for iTWO project data; used for creating Backups as well as archiving projects.
.SID File Extension Steam Game Data Backup File Game Valve Binary Backup file created by Steam, an application used to download and manage Valve video Games on desktop computers; contains compressed Game data created by the Steam Backup feature (steamBackup.exe program); used to Backup Games to DVDs or other external media.
.SIS File Extension Steam Game Backup Information File Backup Valve Text Information file used by Steam, a gaming service that allows users to download and manage Valve Games; contains Plain Text markups, which describe properties of a Game Backup; used in the process of restoring Game Backups.
.SPS File Extension SPSS Program File Data IBM Text Program file used by SPSS, a statistical Analysis application; saved in a Plain Text format and contains instructions written using the SPSS syntax; generally developed with the SPSS Syntax Editor; used for manipulating datasets and automating statistical analyses.
.SIMS3 File Extension The Sims 3 Game Save File Game Electronic Arts Unknown Save file created by The Sims 3, a life simulation Game that gives you control over simulated persons, or "Sims;" contains saved Game data from the most recent save; includes Game progress like character development, money amount, and new buildings; located in the "Saves" folder of the The Sims 3 directory along with .SIMS3.BACKUP files.
.SPB File Extension Flight Simulator Mission File Game Microsoft Binary Saved Game file created by Microsoft ESP, a software toolkit used for flight and vehicle simulation; saves the state of a flight simulator mission, including the state of mission "triggers" and "actions;" saved with a .FLT file as part of a Game save.
.SBS File Extension SPSS Script Executable IBM Text Script used by SPSS, an application for statistical Analysis; stores instructions written using the Sax Basic Language; used for automating repetitive tasks, such as opening and saving files and performing data transformations.
.SRR File Extension ReScene Metadata File Backup ReScene Binary Archive metadata file created by ReScene, a program used to repackage .RAR files released in the Warez scene; contains a Backup of all metadata files in the RAR archive; can be combined with the original non-metadata archive files to recreate the original distribution archive.
.SV2I File Extension Symantec System Index File Backup Symantec Binary System index file created by Backup Exec System Recovery, a program used to Backup and recover Windows computers in small business environments; contains an index of system information at the time of the Backup; provides fast lookup information that reduces the time required to restore Backups.
.SPF File Extension Slingplayer Favorites File Settings Sling Media Binary File created by Slingplayer, a program that interfaces with a Slingbox DVR device to record and play TV shows on a computer; contains a collection of favorite TV programs and channels; used to store shortcuts to favorite TV shows.
.STG File Extension ActiveSync Backup File Backup Microsoft Binary Backup created by ActiveSync, a program used to synchronize PCs with mobile devices; contains a Backup of all mobile device files, including Contacts, Notes, and calendar data; typically seen with the filename Backup.stg.
.SAMI File Extension Grand Theft Auto San Andres Mod Installer File Game cpmusick Unknown Backup file created by San Andreas Mod Installer, a modification installer for the PC version of the popular open world action-adventure video Game Grand Theft Auto San Andreas; file contains the custom modifications the user can create for use in the Game, including automatic vehicle replacements (such as replacing a certain make of vehicle with another), or other modifications made to custom vehicles.
.SME File Extension Samsung Mobile Backup File Backup Samsung Binary Backup file created by Samsung Kies, a program used to manage Samsung Mobile Phones; stores an archive of Backup data for your mobile phone, which includes short text (SMS) messages and memos; similar to the .SBU Backup file.
.STDL File Extension Swift To-Do List Database Data Dextronet Binary Data File created by Swift To-Do List, a personal organization software used for recording to-do lists; saves a Backup of the to-do Database, and includes one or more to-do lists which can include one or more tasks; stores the description, priority, type, and due date for each task.
.SCO File Extension TotalRecovery Backup Image Disk Image FarStone Technology Binary Backup file created by TotalRecovery, a system Backup and recovery application; stores a disk image of a disk partition or the whole hard drive; can be used for restoring the computer system state exactly as it was saved.
.SNS File Extension SNS Video Game Audio File Audio N/A Binary Audio file used by some Electronics Arts video Games, including Burnout Paradise and The Sims 3; may store the audio with different codecs and therefore cannot be easily converted or played with standard audio software; used for Game sounds and music.
.SV$ File Extension AutoCAD Automated Backup File Backup Autodesk Binary Backup file created by AutoCAD 2D and 3D design software; stores a Backup of the current working design (.DWG file) and is created automatically by the software; automatically deleted when the software successfully shuts down.
.SBK File Extension SWiSH Project Backup File Video SWiSHzone.com Unknown Backup of a SWiSH Project (.SWI) file, a custom Flash Animation format; created automatically by the SWiSH authoring program in case the original project file is lost or corrupted.
.SN2 File Extension Drive Snapshot Second Differential Backup Backup Tom Ehlert Unknown Second differential Backup created by Drive Snapshot; created after the primary .SNA Backup and the first .SN1 Backup files have been saved; contains only files and folders that have been changed since the first differential Backup; can be mounted like a physical disk when opened with the Drive Snapshot program.
.SNA File Extension Drive Snapshot Primary Backup File Backup Tom Ehlert Unknown Virtual disk format used by Drive Snapshot, a program for creating differential Backups; can be mounted like a physical disk when opened with the Drive Snapshot program.
.SN1 File Extension Drive Snapshot First Differential Backup Backup Tom Ehlert Unknown First differential Backup created by Drive Snapshot after creating the primary .SNA Backup file; contains only files and folders that have been changed since the initial Backup; can be mounted like a physical disk when opened with the Drive Snapshot program.
.SQB File Extension SQL Backup SQL Server Backup File Backup Red Gate Unknown Backup of an MS SQL Server Database file created with Red Gate SQL Backup, a SQL Database Backup tool; may be compressed up to 95% and encrypted using 256-bit AES encryption; can be restored using the Red Gate SQL Backup program.
.SPG File Extension TCP Optimizer Backup File Backup SpeedGuide.net Unknown Contains a Backup configuration of network settings created with TCP Optimizer, a utility developed by SpeedGuide.net; may be used to restore a previous system state; can be opened by selecting "File→Restore backed up settings" within TCP Optimizer.
.SFB File Extension PlayStation 3 Disc Data File Game Sony Text Data File included as part of a Sony PlayStation 3 Game disc; saved in a Plain Text format and contains the Game identifier code; does not contain actual Game data files but describes the data on the disc; uses the filename PS3_DISC.SFB and can be seen on PlayStation 3 Backup hard drives.
.SPI File Extension ShadowProtect Incremental Backup File Backup ShadowCraft Technology Binary Backup file created by ShadowProtect, a program used for creating Backups and performing disaster recoveries; contains the changed file contents since the last Backup performed.
.SBB File Extension Office Accounting Company Backup File Backup Microsoft Binary Company accounting Database Backup created by Microsoft Office Accounting, an online banking application for businesses; contains an uncompressed Backup of a .SBD accounting Database file; generated automatically when upgrading Office Accounting software.
.SREP File Extension SuperREP Compressed File Compressed FreeArc Binary Compressed archive created by SuperREP, an LZ77 (lossless data compressing technique) compression program; used for improving compression ratios over the the REP algorithm, which is included with FreeArc; can be used for data Backups and shrinking the size of file transfers.
.SONIC File Extension DigitalMedia Project File Data Sonic Solutions Binary Project File created by DigitalMedia, a CD and DVD burning program; contains disc burning settings and links to files and folders to be burned; used for authoring disc contents for Backups, photo CDs, and other purposes.
.TMP File Extension Temporary File Backup N/A Unknown Temporary File created automatically by a software program; usually serves as a Backup or cache file; sometimes created as an invisible file and is often deleted when the program is closed; may also be called a "temp file."
.TBK File Extension ToolBook File Data SumTotal Systems Binary Project File created by ToolBook, a program used by subject matter experts (SMEs) for creating e-Learning materials; may save a series of screens with text labels, graphics, and embedded Multimedia content; used for saving interactive quizzes, software simulations, and other Learning modules.
.TDB File Extension eBay Turbo Lister Backup File Backup eBay Binary Backup file created by Turbo Lister, a program that helps users create professional eBay listings as well as edit and upload items in bulk; contains a Backup of all eBay listings for a particular user; saved in the "Data" directory of a Turbo Lister installation.
.TLG File Extension QuickBooks Transaction Log File Backup Intuit Binary Log file created by QuickBooks, a program used to track personal and company finances; contains a log of all pending uncommitted transactions to a .QBW file; tracks data changes since the last time a proper Backup has been created.
.TTBK File Extension Canadian TurboTax 2010 Backup File Backup Intuit Canada Binary Backup of a tax return created with Intuit Canada TurboTax 2010; generated automatically when a .TT10 tax return file is saved; located in the same directory as the original file and has the same filename, except for the file extension.
.TOTALSBACKUP File Extension Totals Database Backup File Data Kedisoft Binary Backup file created by Totals, a program used for preparing invoices; saves a Backup of the invoice information in a .TOTALSDB file; used for creating archives of invoice data, which can be sent to an external drive, online Backup storage location, or other safe location.
.TIBKP File Extension Titanium Backup File Backup Titanium Track Unknown Backup file created by Titanium Backup, an application used to back up files on Android devices; contains a Backup of an app with related data or just the data itself; stored locally and can be exported to other devices.
.TIS File Extension True Image Script Backup Acronis Unknown Backup script used by Acronis Windows Backup software including True Image and Backup & Recovery; saves a series of commands used for automating Backup tasks; often used by system administrators for scheduling Backups in enterprise environments.
.TRN File Extension SQL Server Transaction Log Backup File Backup Microsoft Unknown Backup file created by Microsoft SQL Server, a relational Database management system (RDBMS) application; contains a transaction log Backup, which saves a history of committed and uncommitted Database changes since the last checkpoint.
.TIB File Extension Acronis True Image File Disk Image Acronis Unknown Disk image created by Acronis True Image; contains an exact copy of a hard disk, which allows the complete hard disk to be restored in case of a system crash; may be a single Backup or one of many incremental Backups.
.TMR File Extension Free Countdown Timer Backup File Backup Comfort Software Group Text File created by Free Countdown Timer, a program used for setting countdowns for birthdays, anniversaries, the new year, and other events; saves a Backup of the countdown list and can be used for restoring countdowns or sharing countdowns with other Free Countdown Timer users.
.TDZ File Extension Drobo Firmware File System Drobo Binary Firmware file used by Drobo external storage and Backup devices; most often used for updating the low-level functionality of the device with patches and other updates; can be applied to a Drobo device on Windows or Mac OS X using the Drobo Dashboard, which is also called "DroboPro."
.UCI File Extension UFS Explorer Backup File Backup SysDevSoftware Unknown Compressed disk image file created by UFS Explorer, a Backup program compatible with multiple file systems; saves an exact copy of a hard drive in a disk image format that can be used to restore data in case of a hard drive failure.
.UDS File Extension Sierra Generations File Data Sierra Unknown File created by Sierra Generations, a program that stores family tree data; contains names, dates, ancestors, and descendants.
.UNL File Extension Garmin Unlock File Misc Garmin Unknown Backup file created by MapSource, a program used to manage maps for Garmin navigational devices; contains unlock codes for maps; used as a Backup copy so that the codes can be restored back to the Garmin device.
.VBK File Extension Veeam Backup File Backup Veeam Software Binary Backup file created by Veeam virtual machine (VM) Backup and recovery software; contains a full recovery Backup of the VM and is the largest of the files created for any Backup; allows a full restore of the state of the machine when it was last backed up.
.VBOX-PREV File Extension Oracle VM VirtualBox Settings Backup File Backup Oracle Text Backup file created by Oracle VM VirtualBox, a program used for virtualizing guest operating systems; stores a Backup of the previous state of a .VBOX file; created in the same directory as the VBOX file and can be used to restore previous settings.
.V2I File Extension Norton Ghost Virtual Volume Image Backup Symantec Unknown Disk image backed up from a current volume using Norton Ghost; contains a base Backup of everything on the hard disk; may be mounted as a new volume or restored to another disk using Norton Ghost.
.VPCBACKUP File Extension Windows Virtual PC Backup File Backup Microsoft Text Backup file created by Windows Virtual PC, a software emulation program used to run different versions of Windows; stores a Backup copy of a .VMC virtual machine (VM) configuration file; used for restoring a VM configuration file to a previous state.
.VMF_AUTOSAVE File Extension Valve Hammer Editor Autosave File Misc Valve Binary Auto-generated file created by Hammer Editor, a program used to build maps for Valve Games such as Half-Life; stores an autosaved, Backup copy of the currently opened .VMF file.
.WBCAT File Extension Windows Backup Catalog File Backup Microsoft Unknown Backup information file created by the Windows Backup and Restore application; stores a catalog of files created for the Backup; created with several .ZIP files, which contain the system and user files for the Backup.
.WALLETX File Extension Enpass Data File Backup Sinew Software Systems Unknown Data File created by Enpass, an application used to manage passwords and other confidential information; stores an encrypted Backup of your information that can only be opened by Enpass software.
.WRK File Extension Cakewalk Music Project Audio Cakewalk Unknown Project File created by Cakewalk, an audio production application; may split the production across multiple tracks and can include MIDI data, references to Audio Files, fader settings, tempos, audio effects, and other settings.
.WBK File Extension WordPerfect Workbook Text Corel Unknown Workbook Document created by Corel WordPerfect (part of WordPerfect Office).
.WPB File Extension openCanvas 1.1 Image Raster Image Portalgraphics Binary Image created with openCanvas 1.1, the free version of openCanvas drawing software before it became commercialized; often used for saving anime Drawings and other digial art.
.WSPAK File Extension WebsitePanel Backup File Backup WebsitePanel Zip Backup file created by WebsitePanel, a portal application used for managing Windows Server applications such as IIS, SQL Server, Exchange, and Hyper-V; saves a Backup of Databases, settings, and other files on the Server; can be used for migrating files to a new Server; most often used by system administrators.
.WIN File Extension FoxPro Window Settings Backup N/A Unknown Contains FoxPro window definitions and statuses; used for backing up window settings; can be restored using the RESTORE WINDOW command
.WBB File Extension WinBackup Archive Backup Uniblue Binary Backup archive created with WinBackup, a Backup utility for Windows; may contain a full system Backup or an archive of files selected by the user; can be used to restore data if the original data is lost or corrupted.
.XBK File Extension XenServer Backup File Backup Citrix Unknown Backup file created by Citrix virtualization software; saves the configuration for a virtual Server host so that it can be restored and restarted if it unexpectedly quits; does not include the virtual machines running on the Server.
.XLK File Extension Excel Backup File Backup Microsoft Binary Backup file created by Microsoft Excel, a spreadsheet program; contains a Backup copy of a .XLS file; used to recover spreadsheet data in the event that a spreadsheet file is lost or corrupted.
.YRCBCK File Extension YRC Backup Archive Backup YRC Group Unknown Backup file created by Weblink, a web browser for the Windows platform; contains Backup data for YRC Weblink data such as search history, .YRCBKM bookmark archive files, and downloads.
.BAK File Extension Firefox Bookmarks Backup Backup Mozilla Unknown Backup of the Firefox bookmarks file; can be used to replace saved bookmarks in case the main bookmarks file becomes corrupted; automatically generated by the Firefox Web browser; typically named "bookmarks.bak"
.BAK File Extension Firefox Bookmarks Backup Backup Mozilla Unknown Backup of the Firefox bookmarks file; can be used to replace saved bookmarks in case the main bookmarks file becomes corrupted; automatically generated by the Firefox Web browser; typically named "bookmarks.bak"
.BAK File Extension Firefox Bookmarks Backup Backup Mozilla Unknown Backup of the Firefox bookmarks file; can be used to replace saved bookmarks in case the main bookmarks file becomes corrupted; automatically generated by the Firefox Web browser; typically named "bookmarks.bak"
.BAK File Extension Firefox Bookmarks Backup Backup Mozilla Unknown Backup of the Firefox bookmarks file; can be used to replace saved bookmarks in case the main bookmarks file becomes corrupted; automatically generated by the Firefox Web browser; typically named "bookmarks.bak"
.BUP File Extension McAfee Quarantined File Misc McAfee Zip Quarantined file created by McAfee anti-virus products; saves a Backup of a file that was moved from another location on the computer because a virus or other malware was detected; saved to the following directory in Windows Vista and Windows 7:
.BUP File Extension McAfee Quarantined File Misc McAfee Zip Quarantined file created by McAfee anti-virus products; saves a Backup of a file that was moved from another location on the computer because a virus or other malware was detected; saved to the following directory in Windows Vista and Windows 7:
.BUP File Extension McAfee Quarantined File Misc McAfee Zip Quarantined file created by McAfee anti-virus products; saves a Backup of a file that was moved from another location on the computer because a virus or other malware was detected; saved to the following directory in Windows Vista and Windows 7:
.BKP File Extension Zapback Backup File Backup Zaplots Binary Backup file created by Zapback, a simple Windows Backup and restore utility; contains an uncompressed copy of the original file, but with the string " - Backup.bkp" appended to the original filename.
.BBB File Extension BlackBerry Mobile Phone Backup File Backup Research In Motion Binary Backup file created by the Mac version of BlackBerry Desktop Manager, a program used for syncing, backing up, and restoring data with BlackBerry mobile devices; stores Contacts, the calendar, applications, and other data from the device.
.BLEND1 File Extension Blender Document Backup File Backup Blender Binary Automatically generated Backup file created by Blender, a free 3D Modeling program; stores a copy of the previously saved version of the currently opened .BLEND file; used for recovering the previous version of a BLEND file; can be renamed with the ".blend" extension and opened normally.
.BFF File Extension Backup File Format Backup IBM Binary Backup file created by AIX "Backup," a tool used for creating Backups on IBM AIX computers; contains an archive of files which can be restored using the AIX "restore" utility; stored in a format similar to .TAR archives.
.BKS File Extension NTBackup Settings File Settings Microsoft Text File used by NTBackup, a Windows program used to create Backups; stores a list of Backup directories and file names in a Plain Text format; may specify directory or file inclusions and exclusions; may also specify to Backup the system state.
.BKS File Extension NTBackup Settings File Settings Microsoft Text File used by NTBackup, a Windows program used to create Backups; stores a list of Backup directories and file names in a Plain Text format; may specify directory or file inclusions and exclusions; may also specify to Backup the system state.
.BDMV File Extension Blu-ray Disc Movie Information File Video Blu-ray Disc Association Binary File used by Blu-ray discs to describe the contents of a Blu-ray disc directory; uses a well-defined filename and directory location and is seen with one of the following file names on a Blu-ray disc: index.bdmv: describes the file contents in the BDMV directory; found in the BDMV and BDMV/BACKUP directories. MovieObject.bdmv: describes one or more Movie objects; located in the BDMV and BDMV/BACKUP directories. sound.bdmv: optional file that relates one or more sounds associated with HDMV Interactive Graphic streams applications; located in the BDMV/AUXDATA directory.
.B6T File Extension BlindWrite 6 Track Information File Disk Image VSO Software Unknown Information file created by BlindWrite 6, a Game software Backup program; contains track information for a disc image generated by BlindWrite.
.BKZ File Extension FileFort Backup File Backup NCH Software Binary Backup file created by FileFort, a program used for backing up data to discs, external drives, and remote storage locations via FTP or a Google Drive; can be double-clicked to restore the backed up files to their original location.
.BAKX File Extension Finale Backup File Backup MakeMusic Unknown File created by Finale, a music notation program for instruments, vocals, and more; contains Backup data for .MUSX files; updated 2014 version of the Finale .BAK file used in previous releases.
.BCK File Extension VMX Backup File Backup HP Binary Backup performed on a VMS VAX or VMS Alpha system.
.BACKUPDB File Extension Time Machine Backup Folder Backup Apple Unknown Backup folder created by Apple Time Machine, a Backup utility included with Mac OS X 10.5 (Leopard); named "Backups.Backupdb" and is often the only folder on the Backup drive.
.BKF File Extension Windows Backup Utility File Backup Microsoft Binary Catalog of files backed up using Windows Backup Utility; included with Windows NT and XP Pro (located in Programs → Accessories → System Tools); must be installed from the XP Home installation disc to be used with Windows XP Home Edition.
.BCM File Extension Business Contact Manager File Data Microsoft Unknown Stores data from Business Contact Manager for Outlook; includes accounts, business Contacts, projects, and business opportunities; also stores the communication history from previous versions of Business Contact Manager for Outlook.
.BKC File Extension Backup4all Backup Catalog Backup Softland Unknown Backup catalog file created by Backup4all; contains a list of files and folders backed up using the Backup4all Backup utility; BKC files can be restored to the original location or another hard drive using the Restore Wizard.
.BWI File Extension BlindWrite CD/DVD Disc Image Disk Image VSO Software Binary Disc image originally created by BlindWrite and now also supported by other disc imaging applications; stores a copy of a CD or DVD disc; design for creating Game disc Backups.
.BDB File Extension Microsoft Works Database Backup File Backup Microsoft Unknown Backup of a Database (.WDB file) created with MS Works; generated automatically by Microsoft Works as a Backup in case the original Database file becomes corrupted.
.BAK3 File Extension Backup File Backup N/A Text and Binary Backup file created by multiple programs, including Games such as Crytek Crysis; contains a copy of the original file, such as a scene; similar to the .BAK and .BAK2 file extensions.
.BAK2 File Extension Backup File Backup N/A Text and Binary Backup file created by a variety of programs, including Games such as Crytek Crysis; contains a copy of the original file, such as a map or scene; similar to the .BAK file extension.
.BAK~ File Extension AbiWord Auto-Saved Document Backup AbiSource Unknown Auto-saved Document created by AbiWord, an open source word processor; stores a Backup copy of the currently-open Document; used for recovering Documents if the program unexpectedly shuts down.
.BPB File Extension PowerDesigner Business Process Backup File Backup Sybase Unknown Backup copy of a Business Process Model (.BPM) file created with Sybase PowerDesigner; automatically created with a model or multi-model report is saved; can be used to restore the Process Model if the original file cannot be used.
.BK1 File Extension Autodesk Backup File Backup Autodesk Binary Backup file created by Autodesk products, including AutoCAD Mechanical, Mechanical Desktop, and AutoCAD Map; stores a .BAK file that has been renamed with the ".bk1" extension; renamed when the Autodesk program terminates unexpectedly.
.BK1 File Extension Autodesk Backup File Backup Autodesk Binary Backup file created by Autodesk products, including AutoCAD Mechanical, Mechanical Desktop, and AutoCAD Map; stores a .BAK file that has been renamed with the ".bk1" extension; renamed when the Autodesk program terminates unexpectedly.
.BKUP File Extension Backup File Backup N/A Unknown Generic Backup file used by various programs and scripts for creating Backups; may be a Backup of critical data files or of other files such as logs; used for restoring the original files in case an unexpected event occurs.
.BLEND2 File Extension Blender Document Backup 2 File Backup Blender Binary Automatically generated Backup file created by Blender, an open source 3D Modeling application; stores a Backup copy of a .BLEND Document from the past save operation two saves ago; contains the saved version prior to the .BLEND1 Backup file, which is the immediate Backup version of the BLEND Document.
.BAC File Extension Backup File Backup Avantrix Binary Backup of a file or group of files created by Backup Plus, a file Backup program from Avantrix; may be a standalone Backup file or part of a split archive, which uses the ".b01," ".b02," etc. extensions; can be restored using the Backup Plus Restore Manager.
.~CW File Extension Circuit Wizard Backup File Backup Files New Wave Concepts Binary Temporary file created by Circuit Wizard, a circuit design and simulation program; saves a backup of a .CWZ circuit design file as its being edited in the software; allows the design to be restored in the event of a system crash or program failure.
.ATI File Extension Office Accounting Updated Company File Backup Microsoft Binary Compressed accounting database backup saved by Microsoft Office Accounting, a program used to integrate with online banking systems; stores a backup copy of a .ATE file that was sent from a company to an accountant; used to import updated data back into a companys accounting database.
.CK9 File Extension Cook n Cookbook Backup File Backup DVO Enterprises Binary Backup file created by Cookn, a program used to store cookbook recipes; contains a backup of a .DVO cookbook file; used for recovering lost data in the event that a DVO file is lost or corrupted.
.DAT_OLD File Extension Minecraft Level.dat Backup File Game Mojang Binary Backup file created by Minecraft, an open-ended 3D world construction game; saves a backup of the level.dat file, which is used for saving maps that use Minecrafts Alpha level format; used as a restore point in case the level.dat file becomes corrupted.
.FLKA File Extension Folder Lock Portable Locker File Backup NewSoftwares Binary Encrypted archive created by Folder Lock, a program used for backing up sensitive data into "lockers;" stores an encrypted archive of files and can only be opened with the password set by the user; uses FAT32 file system formatting and supports up to 4GB file sizes; can be backed up to the NewSoftwares online backup service for remote backup and recovery; can also be written to external drives or CD/DVDs.
.GPP File Extension Guitar Practiced Perfectly 2 Data File Data Music Practiced Perfectly Binary File created by Guitar Practiced Perfectly (GPP) version 2, a program that helps guitar students practice and manage their practice schedules; saves a backup of the players data and includes exercises and a record of past and future practice sessions.
.INPROGRESS File Extension Time Machine Backup Progress File Backup Apple Binary Backup file created by Time Machine, the default backup program included with Mac OS X 10.5 and later; stores the backup progress of files as theyre being backed up and is removed when the backup process is complete.
.KB2 File Extension Kleo Backup File Backup Carroll-Net Binary Backup archive created by Kleo Bare Metal Backup for Servers, a program used to backup and clone computer files; can store the entire computers file system, including operating system, device driver, and application files; used to clone or backup and restore all files on a hard drive.
.MSIM File Extension mSecure Password Manager Backup File Backup mSeven Software Unknown Backup file created and used by mSecure Password Manager, a digital wallet and password manager; stores an encrypted backup of a users mSecure data, which includes passwords and other private information such as usernames and account numbers.
.NFB File Extension Nokia Phone Backup File Backup Nokia Binary Backup file created by Nokia PC Suite, an mobile phone management application that synchronizes Nokia mobile phones with a PC; contains a backup of the phones data, including user and system data; used for restoring phone data to the same phone or transferring data to another phone.
.NFC File Extension Nokia Phone Backup Copy File Backup Nokia Binary Backup file created by Nokia PC Suite, a Nokia phone synchronization and management application; stores a backup of the phones data, including system and user data; used for restoring phone states, as well as transferring data to another phone.
.NPF File Extension NTI Partition File Backup NTI Binary Backup file created by NTI Backup Now, NTI Backup NOW!, and NTI DriveBackup!; contains a backup of a full hard drive or a hard drive partition; can be used for creating backup discs; enables users to restore drive backups in the event of data loss.
.NBAK File Extension Neat Backup File Backup The Neat Company Unknown Backup file created by Neat 5, a digital filing system application; contains a backup of your scanned documents, including receipts and contacts; similar to the .NRBAK and .NWBAK files.
.NDA File Extension Nero Backup File Backup Nero Unknown Backup file created by BackItUp (formerly BackItUp and Burn), a program that allows users to compress and back up files; contains encrypted backup data of your files, folders, applications, or drives.
.NDIF File Extension Nokia Data File Data Nokia Binary Data file created on a Nokia phones memory card; may contain backup data or other data used to update information on the phone; sometimes seen as an empty zero kilobyte (0KB) file; may be downloaded from the phone using Nokia PC Suite.
.NB7 File Extension NovaBACKUP Output File Backup NovaStor Binary Backup file created by versions 7 and 8 of NovaBACKUP, a backup application for Windows; saves all the backed up user and system files; has a file size limit that is set by the "Data Chunking" size selected within the applications Global Settings → Devices preference window.
.OMG File Extension OpenMG Audio File Audio Sony Unknown Compressed audio file that uses Sonys OpenMG technology; based on Sonys ATRAC3 format, but also includes digital rights management DRM to prevent files from being copied illegally; supported by SonicStage, Sonys music jukebox program.
.OBK File Extension Backup File Backup O&O Software Unknown Backup file created by O&O DiskImage, a file backup and Disk image creation application; contains a compressed, exact duplicate of the original file data; does not contain any drive information like the disk image file extension, .OMG.
.PQB File Extension Pleco Chinese Dictionary Backup File Backup Pleco Unknown Backup file used by Pleco Chinese Dictionary, a Chinese document reader, dictionary, and flashcard program for iOS; stores a backup of a user dictionary or flashcard database; may contain a Websters English or Oxford E-C dictionary.
.PQI File Extension PowerQuest Drive Image Disk Image Symantec Unknown Drive image created by PowerQuest disk imaging software; creates an exact copy or "image" of a hard drive used for backup purposes; can be used to restore a hard disk in case it crashes or fails.
.QUICKENBACKUP File Extension Quicken Essentials for Mac Backup File Backup Intuit Binary Backup file created by Quicken Essentials for Mac, the Mac version of the Quicken personal and business financial management software; stores a backup of the users data, which is stored in a .QUICKENDATA file; should be created periodically by Quicken Essentials for Mac users and sent to a secure location.
.QIC File Extension Windows Backup File Backup Microsoft Binary Backup file created by the backup utility included with Windows 95 and 98; saved in the QIC-113 format; contains a collection of files in a compressed archive that are expanded when restored using the Windows Backup program.
.QDF-BACKUP File Extension Quicken Data Backup File Data Intuit Unknown Backup file for the .QDF file, the primary data format used by Quicken, a personal finance software; contains saved accounts, transactions, portfolios, and balance information.
.SBU File Extension Samsung Backup File Backup Samsung Unknown File created by Samsung Kies, a desktop program that manages Samsung phone and tablet devices; contains backup data for different personal information items such as Contacts, S Memo, S Planner, Call Log, Music, Photos, User Preferences, and Messages.
.SKB File Extension SketchUp Backup Document Backup Trimble Unknown Backup of a 3D model created with SketchUp (.SKP file); saved automatically using the programs auto-save feature; created as a backup in case the original file becomes corrupted or is accidentally deleted.
.TIG File Extension TI Connect Backup File Backup Texas Instruments Binary Backup file created by TI Connect, an application used to manage data on Texas Instruments (TI) calculators; stores a full backup of the data on the calculator, including the applications and settings; used for restoring a calculators state when connected via TI Connect.
.UIBAK File Extension UltraISO Backup Disk Image Disk Image EZB Systems Unknown Backup of an .ISO disk image saved with UltraISO; may be used to recover a disk image if the original file becomes corrupted or is deleted; typically named "[filename].iso.uibak" and can be opened by removing the "uibak" part of the extension.
.VRB File Extension Veeam Incremental Backup File Backup Veeam Software Binary Backup file created by Veeam Softwares backup and recovery software for virtual machines (VMs); stores incremental backup data since the initial full backup was performed (and stored in a .VBK file); may be saved with several other VRB files, which contain the sequence of incremental backups since the full backup.
.VBM File Extension Veeam Backup Metadata File Backup Veeam Software Unknown Backup file created by Veeams virtual machine backup and recovery software; contains metadata describing a backup that was performed and stored in a .VBK full backup file (and also in .VRB incremental backup files).
.VOLARCHIVE File Extension CopyCatX Volume Archive Disk Image SubRosaSoft.com Binary Disk image file created by CopyCatX, a hard drive duplication program for Mac OS X; saves a copy of the hard drive but doesnt save empty sectors so that the file doesnt become unecessarily large; used for backup and restore operations and for duplicating boot drives.
.BACKUP File Extension Android Backup File Backup N/A Binary Backup file created by some Android phones and other Android mobile devices; created through the advanced startup mode when pressing and holding the power button and volume button and then choosing the option to backup user information; saved to the Android devices SD card when the backup is complete.
.BM3 File Extension Sony Ericsson Backup File Backup Sony Ericsson Zip Mobile phone backup file created by Sony Ericsson PC Suite, a program used for syncing mobile data with the PC; saves contacts, messages, notes, and other data on the phone; can be used to restore the phones state.
.BPN File Extension ArchiCAD Project Backup File Backup GRAPHISOFT Binary Autosaved backup file created by ArchiCAD, a BIM (Building Information Modeling) program used for the designing and construction of buildings; saves a backup copy of the current project (.PLN file); automatically created by the software if the backup option is set in the applications Data Safety Preferences.
.BPA File Extension StorageSync Backup Archive Backup SimpleTech Unknown Backup file archive created with StorageSync, a backup program included with certain SimpleTech storage devices; may contain specific files and folders or a complete hard disk backup.
.BIFX File Extension Get Backup Project Backup BeLight Software Binary Project file created by Get Backup, a Mac OS X backup application; saves a project backup for the Mac users iPhoto library, Apple Mail email, iTunes library, Documents folder, or Address Book; enables backup options to be saved.
.BBZ File Extension BerryBuzz Backup File Backup Bellshare Unknown Backup file created by BerryBuzz, a program used for assigning LED colors for handheld BlackBerry devices; saves a backup of the LED configuration data and is stored on the BlackBerrys media card; can be transferred to the PC and viewed with a text editor.
.SIMS3.BACKUP File Extension The Sims 3 Game Save Backup File Game Electronic Arts Unknown Backup file created by The Sims 3, a life simulation game that gives you control over simulated persons, or "Sims," and how they interact with their world; contains saved game data up until the most recent save, which is contained in the .SIMS3 file; includes game progress like new vehicles, buildings, and characters; located in the "Saves" folder of the The Sims 3 directory along with the SIMS3 file.


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