Software: Courtesy Install

7Zip Main Picture

7-Zip is a free, open-source software program which offers packing and unpacking support for several formats: 7z, XZ, BZIP2, GZIP, TAR, ZIP and WIM. In addition it supports unpacking on many additional file types, and a higher compression ratio than competitors on the popular ZIP file format.
Wilson Chau (Consulting Manager)
Wilson Chau (Consulting Manager) Says:
No need to pay for Winzip or WinRAR. This is free, can open those compress files, and is easy to use.

Developer: Igor Pavlov

7-Zip is a file archiver with a high compression ratio.