11 Rare Apps That Were Yanked From Apple's App Store

Just because an app is available on the App Store doesn't mean it will stick around.

Apple maintains a tight ship and has strict policies on what apps are allowed to do, but sometimes a few apps slip through the cracks.

From apps that can play old Nintendo games, to the notorious "Flappy Bird," we've collected the most interesting apps that are no longer available - unless you were one of the lucky few who downloaded them before they got yanked.