jZip - Version 1.3 jZip is a powerful and reliable compression utility which allows you to create, extract and manipulate Zip, RAR, TAR, GZip, 7-Zip and other file archives. jZip is based on proven and reliable 7-Zip archiving technology and sports an elegant, easy to use yet powerful user interface. jZip is a free WinZip alternative.Software Features:* Creates and extracts Zip compatible archives.* Supports other archive formats such as RAR, TAR, GZip and ISO.* Instantly compresses webmail attachments. * Improves compression ratio with 7-Zip format. * Fast and reliable engine.