RAR-32 - Version 2.70 (Beta 2) RAR-32 is a multifunctional integrated archive manager for MS-DOS and OS/2. It features a compression algorithm that allows high compression ratios, especially on executable files and object libraries. RAR also allows you to create a multivolume archive as a self-extracting SFX archive, and offers support for ZIP files. This is a 40-day trial. Registration costs $34.97.