Chess!! is a professional chess game with a luxurious design that offers a great gaming experience. Whether you want to play with your friends or challenge a computer opponent, this game has you covered.

The exclusive user interface and great sound effects enhance the overall gaming atmosphere. Chess!! supports both single player and two player games, allowing you to enjoy matches with friends or test your skills against the artificial intelligence engine. With 9 levels of difficulty, you can find the perfect challenge for your skill level.

One of the standout features of Chess!! is the move undo function, which allows you to retry and improve your game standing. Advanced moves like promotion, castling, and en passant are included and not forgotten, adding depth to your gameplay.

The game also automatically saves your progress when you exit the game or receive a phone call, ensuring that you can easily pick up where you left off. Furthermore, Chess!! is compatible with iPhone, iPad, and iPod touch, making it accessible on multiple devices.

Chess!! utilizes a modified version of the exclusive Amy Chess Engine, originally developed by Thorsten Greiner.

To perform castling in Chess!!, simply tap on the king and then tap on the castling move, which is two squares long.