Free Antivirus 2011: Antivirus Software You Do Not Need to Buy from a Vendor

Antivirus 2011 Free: A list of Antivirus software 2011 Free to download FREE, without buying from an antivirus vendor. Antivirus software is essential for Windows computers. Its main job is to protect our computers from criminals ready to steal our data. Antivirus programs now include both open source and commercial software, with the following advantages and disadvantages:

• Open source Antivirus software has the advantage of being free to use and allowing us to modify its code. If you are worried about the virus databases of free open source antivirus programs, there is no need: actively developed antivirus programs update their databases regularly. For example, Clam antivirus supports both Unix and Windows platforms. The disadvantages of free open source antivirus software are slower virus database updates and fewer features than paid antivirus software.
• Commercial Antivirus software offered as free antivirus has the advantage of being free while receiving virus database updates about as quickly as paid versions. Its disadvantage is that it has fewer features.

The free antivirus software (Antivirus 2011 Free) is listed below:

1. Microsoft Security Essentials
2. ClamWin Free Antivirus
3. Avast Free Antivirus
4. AntiVir Free Antivirus (red umbrella)
5. AVG Free Antivirus
6. Panda Cloud Antivirus

I hope this Antivirus 2011 Free list provides a little information to help you decide.