Free Antivirus Download

Free Antivirus Download from AVG
AVG Free Edition is the well-known antivirus protection tool. AVG Free is available free of charge to home users for the life of the product. Rapid virus database updates are available for the lifetime of the product, thereby providing the high level of detection capability that millions of users around the world trusts to protect their computers. AVG Free is easy to use and will not slow your system down (low system resource requirements. Highlights include automatic update functionality, the AVG Resident Shield, which provides real-time protection as files are opened and programs are run, free Virus Database Updates for the lifetime of the product, and AVG Virus Vault for safe handling of infected files.
free.grisoft.com

Free Antivirus Download from Avast!
avast! Home Edition is now free of charge for HOME users for NON-COMMERCIAL use. If you are not a home user, or you use your computer for profit, the avast! Home Edition is not licensed for such use, and you are asked to use the commercial version.To use the Home Edition, you should register it, however, after initial installation you have 60 days to trial the product (as with all avast! antivirus products) before you must complete registration. The registration process is very easy, and will take you only a couple of minutes.All the setup packages are in the form of self-extracting executables and are digitally signed by ALWIL Software.
avast.com

Free Antivirus Download from PC Tools
With PC Tools AntiVirus Free Edition you are protected against the most nefarious cyber-threats attempting to gain access to your PC and personal information. Going online without protection against the latest fast-spreading virus and worms, such as Netsky, Mytob and MyDoom, can result in infections within minutes.Once infected, the virus will usually attempt to spread itself to your friends, family and associates by accessing your email contacts and networked PCs. The infection may also allow hackers to access files on your PC, use it to launch attacks against other computers and websites or to send mass SPAM email.That's why PC Tools AntiVirus Free Edition provides world-leading protection, with rapid database updates, IntelliGuard™ real-time protection and comprehensive system scanning to ensure your system remains safe and virus free. PC Tools products are trusted and used by millions of people everyday to protect their home and business computers against online threats.
pctools.com/free-antivirus/