7-Zip is a free and open-source file archiver with a high compression ratio. It supports 7z, ZIP, RAR, TAR, GZIP, and many other formats.

Table of Contents
  1. Key Features
  2. System Requirements
  3. How to Install

Key Features

  • High compression ratio in 7z format with LZMA/LZMA2 compression
  • Supports ZIP, RAR, TAR, GZIP, BZIP2, XZ and more
  • Strong AES-256 encryption in 7z and ZIP formats
  • Self-extracting capability for 7z format
  • Integration with Windows Shell (right-click menu)

System Requirements

Requires Windows 11, Windows 10, Windows 8.1, Windows 7. No additional dependencies needed.

How to Install

Download the installer below, run it as administrator, and follow the on-screen instructions. The installation takes less than a minute.