Hi All, Just wanted to tell you about the new chess puzzle app - Checkmate in 123. It give you checkmate puzzles in 1 move, 2 moves and 3 moves. In addition it is unique I believe in that it teaches you 12 checkmate patterns that should assist in solving the puzzles and improving your game. Link is:http://itunes.apple.com/us/app/checkmate-in-123/id540447674?mt=8 I have posted 20 free promo codes for it. It will work on both iPhone and iPad and scales quite well. Regards.