ShannonDon't avast! have a free edition? I've heard its pretty good too.
But if you want truely rock solid protection, you can't go past NOD32. 33 (or 32?) VB100% awards in a row can't be wrong! 👍
Product Name Combined Number of Missed Viruses
Grisoft AVG 574
Norman Virus Control 378
CA eTrust Antivirus 49
Sophos Anti-Virus 33
McAfee VirusScan 29
Frisk F-Prot 14
Authentium Command 7
CA Vet Anti-Virus 6
F-Secure 4
Kaspersky 2
and finally
UNA UNA Pro 30670
amp88UNA UNA Pro 30670