Download security center

1. AVG Anti-Virus Free Edition 2011 Antivirus Software1,447,997
   
2. Avast Free Antivirus Antivirus Software1,077,262
   
3. Malwarebytes Anti-Malware Spyware Removers387,960
   
4. Avira AntiVir Personal - Free Antivirus Antivirus Software361,909
   
5. Ad-Aware Free Internet Security Spyware Removers252,239
   
6. CCleaner Diagnostic Software189,178
   
7. Spybot - Search & Destroy Spyware Removers74,573
   
8. PC Tools AntiVirus Free Antivirus Software47,524
   
9. IObit Security 360 Spyware Removers40,066
   
10. Norton AntiVirus 2011 Antivirus Software37,163