Tap Sudoku is the addictive and classic puzzle game for iPhone and iPod touch. The game offers responsive and easy-to-learn user interface which makes the game smoother. With the auto save option, it will automatically save the game in mid-play and you may continue again later on. The included interactive tips enable you to be a Sudoku expert in a five different levels. It also includes advance error checking, multiple skins, newspaper mode and game timer.