PowerArchiver fully supports open source 7zip format which provides up to 50% stronger compression than zip, with some unique features available only in PowerArchiver such as optimized compression mode where best format is selected automatically. RAR extraction has been optimized and is now up to 30% faster than other software. Other ZIP/ZIPX related features include full Unicode support, AES support and unlimited file size/number support. New ZIP engine supports ZIPX archives (LZMA, PPMD, WavPacl, BZ2 format support) and makes PowerArchiver the only compression utility fully compatible with WinZip 12. Brand new ZIP engine features multicore optimizations that lead up to 4x speed improvement compared to competitors and enable you to use full potential of your PC. PowerArchiver 2011 is the latest version of the award winning compression utility.
