.ARJ File Extension
File TypeARJ Compressed File Archive
What is an ARJ file?
File archive compressed by ARJ, a file archiver program that uses Robert Jung compression; includes long filename support, file version management, data integrity protection, and multiple volume archives.
ARJ was developed for DOS and early versions of Windows. ARJ32 is a 32-bit console version of ARJ designed for Windows 95 through Windows 2000.
The ARJ File Archiver can be downloaded from ARJ Software.