PowerArchiver Free is the latest version of the award winning compression utility - now Free! New ZIP engine fully supports ZIPX archives (LZMA, JPEG, PPMD, WavPacl, BZ2 format support) and makes PowerArchiver the only compression utility fully compatible with WinZip 12/13/14. Other ZIP/ZIPX related features include full Unicode support, AES support and unlimited file size/number support.

PowerArchiver Free 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. PowerArchiver supports following formats: ZIP, RAR, 7-ZIP, CAB, ACE, HA (LZH), TAR, GZIP, BZIP2, BH, XXE, UUE, yENC, and MIME (Base 64), ARJ, ARC, ACE, ZOO plus ISO, BIN, IMG and NRG disc image formats. If you want more formats, PowerArchiver has plugin system which can be used to add more formats support (msi, chm, etc).

Other notable features include fully integrated shell extensions, Backup Wizard, Encrypt/Multi Extract/Batch Compress/Archive Converter/Repair ZIP/ tools and ZIP/CAB/7-ZIP SFX archive wizard. PowerArchiver Free fully supports Windows 7 with jump lists, taskbar progress and taskbar icon overlays, as well as other Windows operating systems from Win98 to Windows Vista, both 32bit and 64bit.

Pro versions of PowerArchiver add even more features: Optimized/Multicore compression, Optimized rar extraction, Preview files inside archives without extracting them, Compression Profiles, Password Manager, Queue system for sequential compress/extract, Ribbon interface and Skinning support, Professional level backup utility that lets you backup your files to 3 destinations as well as ftp/email or burn to the disc, FTP client for easy transfer of files via FTP and integrated standalone Burner utility which lets you burn data CD/DVD/Blue-Ray discs, rip your discs to ISO images and even use Virtual DVD tool to mount ISO files.