Did you know that with a little legwork and a free application you can easily transfer your Angry Birds progress across an iPhone, iPod Touch, iPad, or Mac? This is also a great way to backup your Angry Birds progress in the event something goes awry. This article outlines the steps required and even contains a new video tutorial to walk you through the process of backing up and transferring your Angry Birds progress from on iOS device to another, including the Mac version.