Avast : It is a most of popular open source antivirus software. There are more versions available in avest. It protected your computer by spyware and virus infection. It is helps you to scan any virus and threat who already attract your computer. It’s keep safe you to hijacked website. Coming any threat with your email, avast can protect this injure. So it is very helpful free antivirus software. You can download avast in internet. It also takes auto update.
AVG: AVG is other free antivirus software. You can download free trial version and get more protect to any online and offline virus, spywares. It also repair your virus injured file. AVG software scans your sent and received email. When you connected your internet system it’s scan all system automatically and saved your computer.