7-Zip 22.01 – Free File Archiver

Free File Archiver

16-07-22

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7-Zip 22 is an open-source file archiver with an excessive compression ratio predominantly for the Microsoft Windows operating system.

It operates both as a command-line program and with a graphical user interface. It additionally features integration with the Windows shell environment.

Compression ratio outcomes are very dependent upon the data used for the checks. Usually, 7-Zip compresses to 7z format 30-70% higher than to zip format. And it compresses to zip format 2-10% higher than most other zip suitable programs.

7-Zip is a free program, developed by Igor Pavlov and distributed under the GNU LGPL license. This file archiver works on all Windows operating systems, from Windows NT to 10 (32-bit and 64-bit).

7-Zip main features:

High compression ratio in new 7z format with LZMA compression and LZMA2 compression
For ZIP and GZIP formats, the offered compression ratio is 2-10 % higher than the ratio offered by PKZip and WinZip
Strong AES-256 encryption in 7z and ZIP formats
Self-extracting functionality for 7z format
Integration with Windows Shell
Powerful File Manager
Powerful command-line version
Plugin for FAR Manager
Localizations for 87 languages
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.