Home
7-Zip is free software with open source. The most of the code is under the GNU LGPL license. Some parts of the code are under the BSD 3-clause License. Also there is unRAR license restriction for some parts of the code.
You can use 7-Zip on any computer, including a computer in a commercial organization. You don't need to register or pay for 7-Zip.
Key Features of 7-ZIP:
- High compression ratio in 7z format with LZMA and LZMA2 compression
- Supported formats:
- Packing / unpacking: 7z, XZ, BZIP2, GZIP, TAR, ZIP and WIM
- Unpacking only: AR, ARJ, CAB, CHM, CPIO, CramFS, DMG, EXT, FAT, GPT, HFS, IHEX, ISO, LZH, LZMA, MBR, MSI, NSIS, NTFS, QCOW2, RAR, RPM, SquashFS, UDF, UEFI, VDI, VHD, VMDK, WIM, XAR and Z.
- For ZIP and GZIP formats, 7-Zip provides a compression ratio that is 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 87 languages
Download 7-Zip 18.05 (2018-04-30) for Windows:
| Link | Type | Windows | Description |
|---|---|---|---|
| Download | .exe | 32-bit x86 | 7-Zip for 32-bit Windows |
| Download | .exe | 64-bit x64 | 7-Zip for 64-bit Windows x64 (Intel 64 or AMD64) |
| Download | .7z | x86 / x64 | 7-Zip Extra: standalone console version, 7z DLL, Plugin for Far Manager |
| Download | .7z | Any | 7-Zip Source code |
| Download | .7z | Any / x86 / x64 | LZMA SDK: (C, C++, C#, Java) |
| Download | .msi | 32-bit x86 | (alternative MSI installer) 7-Zip for 32-bit Windows |
| Download | .msi | 64-bit x64 | (alternative MSI installer) 7-Zip for 64-bit Windows x64 (Intel 64 or AMD64) |