A10

Split Multi-volume ARJ compressed file archive (part 12)
File type: Archive and compressed file
Files with a10 extension are used for ARJ software. It is an archive file format.
Found 2 different file type records with the same a10 filename suffix.
What is a10 file?
File type category:
Archive and compressed file
Date updated: July 19, 2025
The a10 file extension is associated with ARJ. Its one part of a multi-volume compressed ARJ archive.
ARJ is the native format of ARJ archiver. ARJ is a file archiver that compresses files into a disk space saving archive. It is fast, reliable, and has a rich set of features which include Windows 9x, Millenium long filename support, file version management, data damage protection, ANSI escape sequence display handler, configurable command options, multiple volume archives (archives that span diskettes) and much more.
Some ARJ files can be parts of a multi-volume sequences. In ARJ you can split a huge archive to a few smaller files, which are called volumes.
ARJ archiver does use the following sequence:
- .arj for first volume
- .a00, a01, a02 .... etc. for any additional volumes
In order to unpack the multi-volume ARJ archive, you need to place ALL of the split parts in the same directory and start extraction of the first volume (.arj). The program will automatically use all of the parts to extract the content of the archive.
How to open a10 file?
The a10 (e.g. Avatar.a10 file) file is only one part of ARJ multi-volume archive. If you want to extract this file, you must have all parts of the ARJ multi-volume archive. Open the first part of ARJ (e.g Avatar.arj file) multi-volume archive in ARJ application and extract files from ARJ multi-volume archive.
How to convert a10 file?
It is not possible to convert only one part of ARJ multi-volume archive. Only complete ARJ archive can be converted in to another archive or compression format. The easiest way how to convert complete ARJ multi-volume archive is to decompress the ARJ archive with the use of ARJ or any other supported archiver and repack the content with another compression or archive application of your choice.
Suggested software to open a10 file:
Associated software actions with the a10 file
Software applications that can open a10 files:
ARJ32 (Microsoft Windows)
WinRAR (Microsoft Windows)
WinZip (Microsoft Windows)
7-zip (Microsoft Windows)
ARJ (Microsoft MS-DOS)
Software apps that create a10 files:
ARJ (Microsoft MS-DOS)
Software apps that extract a10 files:
ARJ32 (Microsoft Windows)
WinRAR (Microsoft Windows)
WinZip (Microsoft Windows)
7-zip (Microsoft Windows)
ARJ (Microsoft MS-DOS)
Split Multi-volume ALZip compressed file archive (part 12)
File type category:
Archive and compressed file
Date updated: June 21, 2018
An a10 file extension is associated with the ALZip, a compression tool for Microsoft Windows operating system, develoed by ESTsoft Corp.
It is one part of a multi-volume compressed ALZ archive.
How to open a10 file?
Use ALZip to work with *.a10 files.
Suggested software to open a10 file:
Associated software actions with the a10 file
Software applications that can open a10 files:
ALZip (Microsoft Windows)
Software apps that create a10 files:
ALZip (Microsoft Windows)
Software apps that extract a10 files:
ALZip (Microsoft Windows)