The main features of 7-Zip: High compression ratio in new 7z format with LZMA compression. Supported formats: Packing / unpacking: 7z, ZIP, GZIP, BZIP2 and TAR; Unpacking only: RAR, CAB, ISO, ARJ, LZH, CHM, Z, CPIO, RPM, DEB and NSIS. For ZIP and GZIP formats 7-Zip provides compression ratio that is 2-10 % better than ratio provided by PKZip and WinZip. Self-extracting capability for 7z format. Integration with Windows Shell. Powerful File Manager. Powerful command line version. Plugin for FAR Manager.

What's New
· Speed optimizations for LZMA, Deflate, BZip2 and unRAR.
· 7-Zip now supports file pathnames longer than 260 characters.
· Some bugs were fixed.
· New localizations: Bangla, Bashkir, Nepali.

Note: You can use 7-Zip on any computers, including computers in commercial organizations. You don't need to register or pay for 7-Zip.