HK Mahjong is a traditional Mahjong game available on the Android platform. The game is based on Hong Kong rules and features fast gameplay with real speed AI for Mahjong play. The game is designed with a simple UI and direct visual objects, making it easy to operate.

The focus of the game is on fun, with no time wasted on learning complicated UI. The small application file size ensures that it doesn't occupy much device storage memory.

Overall, HK Mahjong is an excellent choice for Mahjong enthusiasts who want to enjoy fast and fun gameplay on their Android devices.