Avast Free Antivirus Review - Version 1.0 Avast Free Antivirus Review is a simple program that installs a link on your desktop that gives you easy access to a concise review of the program Avast Free Antivirus 5.In addition to the brief review a 7 minute video is included that goes over the program in more detail.Download this small program if you are considering switching to Avast Free Antivirus 5 but would like to learn more before installing.