7z files

Explanation regarding 7zip file types

7z file are archive files, similar to the zip / rar / tar / gz files. These files contains compressed data.

To decompress You will need install free software called 7zip available:
http://www.7-zip.org/


Why do we use this?
7zip has big advantage over rar or zip or gz tar due to:
is free
available on mayority of the platforms
best compression ratio!

Is there nice GUI?
Yes, GUI is similar to the Winrar or Winzip ones.