You can download it too. Its called Pixl-o-romatic.You'll love it. You can either use webcam or upload picture from your computer. Pixlr.com world wide ranking is quite good, it's around 2,500, which is brilliant for a site which has just an application that works by itself.
"Pixlr-o-matic is also available as a download, on Facebook, as an Chrome web app and for your iOS or Android device. "