Welcome to the English-language page 7-Zip

7-Zip -! Is a file archiver with a high compression ratio. On this site you can download applications and programs for Windows and other operating systems, as well as get information about the application possibilities, 7z format, and various nuances of using the archiver. All information contained on this website is taken from the official website of the program.

License

7-Zip is a software with open source software. Most of the source code to be under the GNU LGPL license. Code unRAR extends under mixed license, GNU LGPL + limit unRAR. More about the program license can be read here.

You can use 7-Zip on any computer, including those of commercial organizations. You do not need to register or pay for the archiver 7-Zip.

Main features of 7-Zip

  • High compression ratio in 7z format with LZMA and LZMA2,
  • Supported formats (more can be found here),
    • Backup / 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 i Z.
  • For ZIP and GZIP, 7-Zip provides compression ratio that is 2-10% better than the ratio provided by PKZip and WinZip ,
  • Strong encryption AES-256 formats 7z and ZIP,
  • Ability to create archives, self-extracting for the format 7z
  • Windows Explorer integration,
  • A powerful file manager,
  • Powerful command line version,
  • Plug-in for FAR manager,
  • Translated into 87 languages.

7-Zip works in Windows 10/8/7 / Vista / XP / 2016/2012/2008/2003/2000 / NT. There is also a ported version for Linux / Unix command line, and other programs and applications that work with 7z format. . 7-Zip page on Source Forge, you can find a forum, and other information about this archiver

Compression Ratio

We compared 7-Zip with WinRAR 5.20 using the following set of files, mozilla Firefox 34.0.5 for Windows and Google Earth 6.2.2.6613 for Windows after full backup.

Archiver

Mozilla Firefox

Google Earth

65 files
85,280,391 bytes

483 files
110,700,519 bytes

archive Size

factor

archive Size

factor

7-Zip 9.35 -mx

39357375

100%

15964369

100%
WinRAR 5.20
-m5 -s -ma5 -md128m

41789543

106%

17035432

107%

The results of the compression ratio is very dependent on data used for the tests. Usually, 7-Zip compresses (in format 7z) 30-70% better than the zip format. Also 7-Zip compresses to zip format 2-10% better than most of the other programs-archivers working with the format zip.