With Filestar you get 33 different skills for working productively with ARJ Compressed File Archive .(arj) files.
About .Arj
Name
ARJ Compressed File Archive
Extension
.arj
Format
Binary
Category
Compressed
Developer
ARJ Software
Description
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.