If you are looking for a free antivirus program to protect your computer, you cannot go past AVG Antivirus. It offers protection against both viruses and spyware, and includes an email protection scanner. AVG has been continually updated and improved over the years and has become a fast and reliable free antivirus program.
Free AVG is compatible with Windows XP and Windows Vista and includes the following features:
Anti-Virus & Anti-Spyware
Protection against viruses, spyware, adware and trojans
LinkScanner Active Surf-Shield
Protects in real time against poisoned web pages while you’re surfing
Real-time safety ratings for all search results in Google, Yahoo and MSN/Live search
AVG Security Toolbar
Easy access to LinkScanner tools, built-in search capability
AVG is an award winning antivirus and antispyware program that presents some competition for even the paid programs available. It is easy to download, easy to install, and very easy to use.
AVG Anti-Virus Free Edition is only available for single computer use for home and non commercial use.