UltimateZip is a zip/unzip tool that supports 16 archive types (Ace, Arj, Cab, Lha,Rar, Tar, GZip, Zip and so on). It has many features like Zip and Mail, shell integration for fast zip managenet, full drag and drop support, self-extracting Zip archives, multi-disk spanning, strong encryption, CheckOut, Install, Zip repair, Favorites, and many more. UltimateZip also offers a Wizard interface for simple compressing, updating, decoding, and extracting.