Are you tired of using the Avast 2015 antivirus program? You should try the Avast Free Antivirus 2016 for your Windows PC. You can expect a fresh interface, a new password manager, etc. in this new version of the popular Avast antivirus program. In this article, you would be introduced to all the features of Avast 2016 Antivirus, and even the differences between Avast 2015 and Avast 2016 Antivirus software versions.