avast! Free Antivirus is an antivirus package that’s so packed with extras that it feels more like a security suite.
avast! Free Antivirus is very popular among free antivirus for Windows and also the best one according to me.
It is a reliable antivirus application that is designed to provide your computer with commendable security.
Besides efficient protection against viruses, worms and other malware, avast! Free Antivirus features eight real-time shields.
Once installed, Avast works simply great, with virus definitions updated even several times a day.
Other worth mentioning features are : On Demand Scanner, On Access Scanner, E-mail scanner, Network Shield, Resident protection, Boot Time Scanner, Explorer Scanner, Screen Saver Scanner, Virus Chest.
Download Link
Click on the Download Link Wait for 5 seconds and click on "SKIP AD>" right corner of the screen.