7-Zip ZS
7-Zip ZS is a free and open source file archiver software. It supports multiple compression and encryption algorithms and is available for Windows, Linux and Mac devices.
7-Zip ZS: Free File Archiver for Windows, Linux, and Mac
Free and open source file archiver software supporting multiple compression and encryption algorithms available for Windows, Linux, and Mac devices
What is 7-Zip ZS?
7-Zip ZS is a powerful and free file archiving solution for compressing and encrypting files and folders. It supports a wide range of popular compression formats including 7z, ZIP, GZIP, BZIP2, TAR and more. Some key features include:
- Open source software available for Windows, Linux and macOS
- High compression ratios to reduce file sizes
- 256-bit AES encryption for securing sensitive data
- Integration with file managers for context menu access
- Command line interface for advanced usage
- Supports multiple CPU cores for fast compression
7-Zip ZS is highly customizable and allows full control over compression settings. It can recursively compress entire folder structures while retaining original permissions and attributes. The 7z archive format provides efficient storage and portability across platforms. An advanced right-click menu provides quick access to frequently used operations.
With its versatile features, high performance and active development community, 7-Zip ZS is an excellent free alternative to paid solutions like WinRAR for compressing and archiving files.
7-Zip ZS Features
Features
- High compression ratio
- Support for many archive formats (7z, XZ, BZIP2, GZIP, TAR, ZIP, WIM, AR, CAB, ISO, LZH, RAR)
- Encryption support
- Integration with Windows Explorer
- Command line interface
- Plugins for FAR Manager
Pricing
- Open Source
Pros
Free and open source
Cross-platform availability
High performance
Active development and support
Cons
No native disk spanning support
Limited documentation
Steep learning curve for advanced features
Official Links
Reviews & Ratings
Login to Review4.1
★
★
★
★
★
14 reviews
Rating Breakdown
Ease of Use
★
★
★
★
★
3.3
Features
★
★
★
★
★
4.9
Value for Money
★
★
★
★
★
5.0
Customer Support
★
★
★
★
★
2.8
Overall Experience
★
★
★
★
★
4.1
Recent Reviews
C
Casey Wright
Apr 21, 2026
★
★
★
★
★
A compression powerhouse with fantastic format support
I switched to 7-Zip ZS after getting frustrated with other archivers struggling with newer formats like Zstandard and Brotli. It handles everything I throw at it - from extracting weird RAR archives to creating highly compressed 7z files for backup. …
C
Casey Hill
Apr 19, 2026
★
★
★
★
★
Clunky interface and frustrating basic functions
While I appreciate the open-source nature and wide format support, 7-Zip ZS feels unnecessarily complicated for everyday use. The interface is dated and non-intuitive, making simple tasks like creating a basic password-protected zip file more confusing than it should be. …
Phoenix Harris
Apr 15, 2026
★
★
★
★
★
Frustrating Interface and Spotty Compatibility
While 7-Zip ZS packs powerful compression algorithms, its clunky and unintuitive interface makes simple tasks a chore. I've had several archives fail to extract properly on macOS, which defeats the purpose of a cross-platform tool. For a free product, the …
M
Morgan White
Apr 12, 2026
★
★
★
★
★
A Powerful and Free Archiver That Handles Everything
I've been using 7-Zip ZS for a few months now to manage backups and compress large project files. It handles all the major formats I encounter, including some niche ones, and the ZStandard compression is fantastic for speed. Being completely …
Casey Thomas
Apr 07, 2026
★
★
★
★
★
Powerful but Primitive - A Specialist's Tool
7-Zip ZS offers incredible compression ratios with its Zstandard and other advanced algorithms, which is fantastic for archiving large media files. However, the interface feels like it hasn't been updated since Windows 98, making basic tasks unintuitive compared to modern …
Rating Distribution
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