Adblock Plus
Adblock Plus is an open source project that aims to rid the Internet of annoying and intrusive online advertising. Its free web browser extensions (add-ons) put users in control by letting them block or filter which ads they want to see. Users across the world have downloaded Adblock Plus over 500 million times, and it has remained the most downloaded and the most used extension almost continuously since November 2006. PC Magazine named the extension as one of the best free Google Chrome extensions, and it received About.com readers' choice award for best privacy/security add-on. Adblock Plus is a free browser add-on for Safari, Chrome, Firefox, Internet Explorer, Maxthon and Opera for desktop users, and offers a free browser for mobile users on iOS and Android.