Sudoku - Number Puzzle Game

Overview
Stimulate your brain with Sudoku – Sharpen logic skills and enjoy the perfect blend of relaxation and brain training in this classic number puzzle game.

Key Features
1. Free-to-play forever with optional offline mode.
2. Extensive puzzle levels with regular updates for endless challenges.
3. 'Segment Race' with global player rankings.
4. 'Battle Mode' for challenging friends and competitors.
5. 'Daily Challenge' tasks rewarding players with exclusive trophies.
6. Selectable themes to personalize the Sudoku board's appearance.
7. Diverse difficulty options: easy boards for beginners, advanced puzzles for experts.
8. Clean and straightforward design that's suitable for all age groups.

Additional Gameplay Benefits:
- Progress tracking with level completion and fastest completion times.
- Undo feature to retract moves and 'refill' for restarting puzzles.
- Play, pause, and resume puzzles at leisure.
- Game progress automatically saved.
- Notes mode for tentative number placements.
- Automatic error checking.
- Duplicate number highlighting.
- Helpful gameplay tips.
- Compete against the clock with a built-in timer.

Interesting Gameplay
1. Each puzzle consists of a grid that you must complete by placing numbers 1 to 9 in every row, column, and sub-grid without repetition.
2. Start with simple 3x3 grids and evolve to more complex 9x9 challenges.
3. Transition through varying levels of difficulty, from novice to sudoku master.
4. Engage in battles and races against other players for a competitive sudoku experience.
5. Accumulate daily trophies by completing unique puzzles each day.
6. Tap into hints when hung up on tough spots and keep track of potential numbers with the note mode.