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In an ideal world Antivirus software should be installed on every computer to help protect your personal information and safeguard your files.

Some of the most effective solutions are products such as Symantec’s Norton Antivirus or BitDefender Antivirus.

These products and other similar paid solutions require you to purchase yearly licences for each computer you wish to use the software on.

These products are very effective however their are also many free solutions offering similar features and protection level.

We have compiled a list of FREE anti-virus products which can be downloaded from the author’s websites.

Avast!  Free Edition

avast! Free Edition is a full-featured antivirus package designed exclusively for home users and non-commercial use. Both of these conditions should be met! Our company offers the Home Edition free of charge, since, in our
opinion, it is possible to avoid global virus spreading by efficient prevention; however, many users are not able to or do not want to pay for antivirus software. This page will show you the most important features of this program.

http://www.avast.com/eng/download-avast-home.html

GriSoft AVG  Free

AVG Anti-Virus Free Edition is a free anti-virus protection tool developed by GRISOFT for home use. We invite you to join the millions of satisfied customers worldwide who have downloaded the software and now enjoy the benefits of AVG Anti-Virus Free.

http://free.avg.com/

Microsoft Security Essentials

Microsoft Security Essentials is a new, free consumer anti-malware solution for your computer. It helps protect against viruses, spyware, and other malicious software. It’s available as a no-cost download for Windows XP SP2 and higher, Windows Vista, and Windows 7.

http://www.microsoft.com/security/pc-security/mse.aspx