7-Zip is Free
7-Zip is free software. 7-Zip is released under the GNU General Public License for use by anyone.
7-Zip Unzips Everything!
7-Zip works with dozens of file formats. It supports a massive amount of archive formats, without the need for any other utilities.
File Manager Included
7-Zip includes an easy-to-use file manager so you can work with your files easily. Compress or extract files on your computer with ease.
7-Zip is under active development and has a wide community supporting it.