Avast Internet Security 2016 offering one of best anti-virus programs. Avast internet security is preferred mostly because it is available in both paid and crack versions. It scans all the illegal file on your Pc/laptop and if detects some issue it worked fully and safes whole system. The good thing is that if you download this software then its license could be extended when you add a safety browser of Avast and that protect your system when it detect any malicious virus or other online harmful activities. It provides one of the best system of security.