AVG

AVG Free Edition is an effective freeware antivirus tool that allows you to keep your computer completely clean using a powerful and up-to-date virus database. It has a friendly user interface, real-time protection of files and e-mails and it consumes few system resources.

AVG Free Edition

AVG Free 7.5 is one of the best free antivirus toolkits available. It features a scan scheduler, a resident scanner, e-mail scanner, a virus vault repository, an update manager, and some other free tools for full anti virus system protection. It even integrates into your mail application transparently.

AVG Antivirus

The AVG Antivirus is considered by many people a good free program. It has three versions, the free one, which has the basic protection against viruses and spyware, the AVG Anti-virus Pro and the AVG Internet Security, these pay versions have besides the basic protection other excellent features. If you want to buy the pay versions, visit the web site and review the differences between them.