WinRAR, by Alexander Roshal, is a very powerful file archiver & data compression utility ever developed. It is available as a shareware for almost every operating sytem that is available whether it be Windows, Free BSD, Mac or Linux. As the name suggest it natively creates compressed RAR files which is a much better compression format as compared to the popular ZIP format.
About (from Alexander Roshal at www.ralabs.com)
“Being founded on 20.02.2002 win.rar GmbH -the official publisher for RARLAB products- handles all support, marketing and sales related to WinRAR & rarlab.com since 01.04.2002.
It is our goal to establish RAR as the standard compression tool ma”