A guide to the best free antivirus software.
Antivirus (or anti-virus) software is used to prevent, detect, and remove malware, including computer viruses, worms, and trojan horses. Such programs may also prevent and remove adware, spyware, and other forms of malware.
1.Microsoft Security Essentials
Microsoft Security Essentials provides real-time protection for your home PC that guards against viruses, spyware, and other malicious software.
2. AVG Free Edition
AVG Free provides you with basic antivirus and antispyware protection for Windows and is available to download for free.
3.Avast Home Edition
Free antivirus software providing desktop security and data protection. avast! detects and removes all forms of malware, including spyware, rootkits and trojans. Free for home users.
4.BitDefender Free Edition Build
BitDefender Free Edition is your chance to use one of the world's most effective antivirus engines for free
5.Avira AntiVir Personal
Avira AntiVir Personal from Avira GmbH protects you computer against viruses, malware, adware and spyware, unwanted programs and other dangers.