avast! Free Antivirus 5.1.677 antivirus is a free security tool that provides the high efficiency. In the list of its possibilities the greatest are: resident security, heuristic e-mail analysis, tools for preventing network attacks, automatic updates support, 64-bit Windows compatibility, multilanguage localization and user friendly interface with skins support.
You can download free version of avast! Free Antivirus from the official site and use it as many time as you like. Also there is avast! Pro Antivirus and avast! Internet Security for the commercial use with expanded functionality.
New version of avast! Free Antivirus 5.1.677 was revealed the other day. There are the bugs fixes in the list of modifications.
It is possible to download the antivirus from the official page of the project: