4 Softwares to keep your computer clean and fast!

Given below are 4 softwares which i use to keep the computer clean.All thses softwares are free.It really helps:

1.Spybot Search and destroy:

This is an antispyware software.

http://www.download.com/Spybot-Search-Destroy/3000-8022_4-10122137.html

2.CCleaner:

This is used to remove all temporary files which usually clutter up the hard disk and make your computer slow

http://www.download.com/CCleaner/3000-2144_4-10315544.html?tag=mncol&cdlPid=10876371

3.Eusing Free Registry cleaner:

This is a free software which helps in cleaning up the windows registry.Registry is a very important part of your computer and it is essential to keep it clean.This removes all the unwanted stuff from the registry.

http://www.eusing.com/free_registry_cleaner/registry_cleaner.htm

4.AVG antivirus:

This is the best free antivirus according to me.It is very helpful.

http://free.avg.com/download?prd=afe

Please post your comments on these or if you have any other good software in mind please feel free to tell me and i will post it on this site.