Sudoku-Classic Fun Puzzle Game

Sudoku is a clean and relaxing classic puzzle game for everyday brain training.

Enjoy focused 9x9 Sudoku gameplay with clear controls, helpful notes, hints, undo, daily challenges, and long-form campaign progress. No account is required, and core gameplay works offline.

FEATURES

- Classic 9x9 Sudoku puzzles
- Four difficulty levels: Easy, Medium, Hard, Expert
- Daily Challenge with streak tracking
- Campaign mode with long-term progress
- Notes mode for careful reasoning
- Hints, undo, and mistake tracking
- Clean interface made for focused play
- No login or account required
- Local game progress stored on your device
- Optional rewarded ads for extra in-round help

PRIVACY AND DATA

Sudoku does not create user accounts. Your game progress and preferences are stored locally on your phone. If you uninstall the app or clear app storage, local game data is deleted from your device.

Perfect for quick breaks, commute time, daily brain training, or relaxing puzzle sessions.