Good luck! Here is my own iOS language learning app (Japanese): http://itunes.apple.com/app/id492005575 http://itunes.apple.com/app/id492005575 It seems like i

Good luck! Here is my own iOS language learning app (Japanese): http://itunes.apple.com/app/id492005575 http://itunes.apple.com/app/id492005575 It seems like it's difficult to make much money unless you are one of market leaders. Check out mindsnacks if you haven't already.