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Launched in September 2006, AddThis is the #1 bookmarking and sharing button on the Internet. AddThis has become the standard button for bookmarking and sharing.
The AddThis button spreads your content across the Web by making it easier for your visitors to bookmark and share it with other people, again... and again... and again. This simple yet powerful button is very easy to install and provides valuable Analytics about the bookmarking and sharing activity of your users. AddThis helps your visitors create a buzz for your site and increase its popularity and ranking.
AddThis is already on hundreds of thousands of websites including SAP, TIME Magazine, Oracle, Freewebs, Entertainment Weekly, Topix, Lonely Planet, MapQuest, MySpace, PGA Tour, Tower Records, Squidoo, Zappos, Funny or Die, FOX, ABC, CBS, Glamour, PostSecret, WebMD, American Idol, and ReadWriteWeb, just to name a few. Each month our button is displayed 20 billion times