WinRAR is an archiving utility that completely supports RAR and ZIP archives and is able to unpack CAB, ARJ, LZH, TAR, GZ, ACE, UUE, BZ2, JAR, ISO, 7Z, Z archives. It consistently makes smaller archives than the competition, saving disk space and transmission costs.
WinRAR offers a graphic interactive interface utilizing mouse and menus as well as the command line interface. WinRAR is easier to use than many other archivers with the inclusion of a special “Wizard” mode which allows instant access to the basic archiving functions through a simple question and answer procedure.
WinRAR offers you the benefit of industry strength archive encryption using AES (Advanced Encryption Standard) with a key of 128 bits. It supports files and archives up to 8,589 billion gigabytes in size. It also offers the ability to create selfextracting and multivolume archives. With recovery record and recovery volumes, you can reconstruct even physically damaged archives.
Beta 3 only features two bug fixes compared to Beta 2, which was released October 20th:
a) WinRAR could fail to display archive comments, when browsing RAR archives created with WinRAR 2.9 and older;
b) Switch -z without a parameter did not read the archive comment from stdin in console RAR version.