Comodo AntiVirus – Free Antivirus Software
This is another cool anti-virus application that can block all kinds of known viruses, worms and Trojans. This is a part of Comodos internet security suite that includes comodo anti-virus software and Comodo firewall. You can use this software individually, by selecting to install only the anti-virus application, or you can install the complete suite.
This is a freeware application that provides all the required features of anti-virus software like Norton, but without any price to pay. This includes functionalities like system scanning, constant protection, scheduled system checkups and above all, this is very simple to use. Once you install this, you can use this for life without any renewals or other licensing hassles.