Sudoku

玩數獨：6個難度級別，可免費訓練您的大腦。

Play Sudoku and train your brain.

If you want to have a good time while keeping your mind active, this is your app. Find challenges for beginners and expert players across 6 levels of difficulty.

Sudoku has more than 10000 puzzles for you to play wherever and whenever you want.

Features:

- Daily challenge: Complete a specially selected puzzle every day.

- Notes mode: Take notes as if it were on paper.

- Hints: A little help if you get stuck.

- Highlight numbers: Find a number on the board quickly.

- Auto-save: If you leave a game unfinished, it will be saved for you to resume it whenever you want.

- Undo: Undo your moves as many times as you want.