史上最具挑战性的数独游戏,可以通过 Game Center 与其他人挑战,更有 50 个五星难度的关卡让你挑战。
Full support for iOS4.2 including Game Center and background tasking on the iPad.
What's New in Version 2.2
Now supports/allows background audio - play internet radio apps, soma fm via safari, or ipod music while playing the game.