Opening an AJA File

The AJA file type is primarily associated with AJC Active Backup.

AJAFile Extension AJA
File extension: AJA
File type:  Backup Revision Control Archive

What is an AJA file

AJA files mostly belong to AJC Active Backup by AJC Software. AJC Active Backup monitors the files you change on your PC and then automatically and silently backs them up into an archive that can contain multiple revisions of the same file(s).

How do you open AJA files?

You need a suitable software like AJC Active Backup to open an AJA file. You need a suitable software like AJC Active Backup from AJC Software to open an AJA file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your AJA file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a AJA file directly in the browser:. Just drag the file onto this browser window and drop it.

Online AJA Text Viewer

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Trouble Opening a .AJA File? These Steps Will Help

Because .AJA files can originate from different programs, they aren't universally openable.

  1. Identify the Source: If received from a developer managing file versions or an automated server backup, it likely belongs to AJC Active Backup.
  2. Check the Header: Open the file in a text editor or hex viewer to inspect the first bytes.
    • "PK" indicates a ZIP-based archive.
    • Readable XML suggests a configuration file.
    • Unreadable binary data points to a proprietary backup archive.
  3. Use the Original Software: The original program is usually required; try AJC Active Backup, AJC Sync, or ask the sender if uncertain.
  4. Use this Webpage: Drag and drop your file into our viewer to detect the format, extract readable text or metadata, and preview when possible.

Technical Data for AJA File Extension

File classification:
Archive
Related files:
ajax, dsy, ajg, zlib

The following listing is compiled from the database produced by the 'Associate This!' program, selected data from the main FILExt database and file extension information submitted by users.

ProgramID: ajaFile
EXEFile: %ProgramFiles%\AJC Software\AJC Revision Archive\AJCRvArc.exe


an aja Backup Revision Control Archive is a special file format by AJC Software and should only be edited and saved with the appropriate software.

How to solve problems with AJA files

  • Associate the AJA file extension with the correct application.
  • Update your software that should actually open backup revision control archives. Because only the current version supports the latest AJA file format. Search, therefore, e.g. on the AJC Software manufacturer website after an available AJC Active Backup update.
  • To make sure that your AJA file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
  • Click here to open your .AJA file online - secure, fast, and no downloads needed.
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