If you do not want the sites you visited to save information on your computer and use them without your permission ,Cookie Guard is definitely the most useful and extensive software to be used against cookies.

Anti-Spam Pro is easy-to-use yet powerful software for removing junk emails. It stops the junk or virus emails at the server side so that they won't reach your PC. It provides a rich set of filters to block spams automatically at set intervals...

Dr. Mail Server eMail Collector pro is a powerful email software that harvests general email lists from mail servers. Support multi-threaded, high speed collecting...