7-Zip 9.20 is completely free open-source software, designed to work with multiple compressed files. It supports most popular archive formats. It also has its own called “7z”, which enables it to achieve at a very high compression ratio. Download it free now.

Features

• File compression/decompression

• High compression ratio (.7z)

• Encryption

• Command line mode

Unlike most archivers. 7-Zip is completely free of charge for both personal and commercial use. It supports 79 different languages and can be installed on all Windows versions since XP. 7-Zip can compress/decompress ZIP, XZ, BZIP2, WIM, GZIP,TAR and  7z format. Unfortunately, when it comes to other widespread file format like ARJ, RAR, Cab, ISO, LZH, MSI WIM etc, 7-zip can only extract files and folders from them. It cannot create archives in those formats.

Interface

7zip has a very clean and simple interface. You get two toolbars and six menus on top. The main windows is divided in two main sections. This app can be used as a file manager too. You can even add or remove the Context menu items yourself.

Basic Operations

Thanks to its extensive format support and Windows integration, 7-Zip is easy to work with. This app is very intuitive for sure even for novices. In case you want to create an archive, you simply select all files you want to be included and click on the green plus button. Once you do it, you will see it Add to Archive screen, which enables you to choose the archive format, compression level and method, etc.

Conclusion

7-Zip is tiny, yet powerful compression/decompression software, which works with many archive formats. We recommend you to give it a try, because it is completely free of charge. Feel free to share your observations within the Comment section down below.