7-Zip is a file

7-Zip is a file archiver with a high compression ratio.

The main features of 7-Zip are:

    High compression ratio in new 7z format with LZMA compression
    Supported packing / unpacking formats: 7z, ZIP, GZIP, BZIP2 and TAR
    Supported formats for unpacking only: ARJ, CAB, CHM, CPIO, DEB, DMG, HFS, ISO, LZH, LZMA,                                           MSI, NSIS, RAR, RPM, UDF, WIM, XAR and Z.
    Compression ratio for ZIP and GZIP formats: 2-10 % better than the ratio provided by         PKZip and WinZip
    Strong AES-256 encryption in 7z and ZIP formats
    Self-extracting capability for 7z format
    Integration with Windows Shell
    Powerful File Manager
    Powerful command line version
    Plugin for FAR Manager
    Localizations for 74 languages

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Run 7z922.exe for 32 bit.
Run 7z922-x64.msi for 64 bit                                    .1

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