Hi kechix,

hope this list can help you to decide

Ad-Aware Free Internet Security
http://www.lavasoft.com/products/ad_aware_free.php

Avast Free Antivirus
http://www.avast.com/free-antivirus-download

AVG Antivirus Free Edition
http://free.avg.com/in-en/download-avg-anti-virus-free

Avira AntiVir Personal
http://www.avira.com/en/avira-free-antivirus

Comodo Antivirus
http://antivirus.comodo.com/antivirus.php

Digital Defender Antivirus Free
http://www.digital-defender.com/digi...antivirus-free

Immunet Protect
http://www.immunet.com/main/index3.html

Kingsoft Free Antivirus
http://www.kingsoftsecurity.com/kingsoft-antivirus.html

Microsoft Security Essentials
http://www.microsoft.com/security_essentials/

Outpost Security Suite FREE
http://free.agnitum.com/

Panda Cloud Antivirus
http://www.cloudantivirus.com/en/

PC Tools Antivirus Free
http://free.pctools.com/free-antivirus/download/

Preventon Antivirus
http://www.preventon.com/products/av-free

Returnil System Safe 2011
http://www.returnilvirtualsystem.com...il-system-safe

Rising Antivirus Free Edition
http://www.freerav.com/

Spyware Terminator
http://www.spywareterminator.com/

ZenOK Free Antivirus
http://www.zenok.com/en/free-antivirus/

Zillya! Antivirus
http://zillya.com/en/zillya_antivirus.html