Sudoku Tutor: Puzzle & Lessons

Classic Sudoku, beautifully made — with a built-in tutor whenever you get stuck. Play 500+ puzzles from beginner to expert, offline, with a new daily puzzle every day.

🧩 CLASSIC SUDOKU, DONE RIGHT
• 500+ handcrafted Sudoku puzzles across 5 levels: Beginner, Easy, Medium, Hard and Expert
• A new daily Sudoku every day, with global leaderboards
• Pencil marks (notes) and unlimited undo
• Mistakes highlighted instantly, so you never chase an error for ten minutes
• 8 colorful themes, including Dark mode and High Contrast
• Smooth animations, satisfying sounds and haptic feedback
• Works offline — play anywhere, no connection needed

💡 STUCK? YOUR TUTOR SHOWS YOU WHY
Most Sudoku apps just fill in the answer. Sudoku Tutor teaches you how to find it yourself, with a 4-level hint system that never spoils more than you ask for:
1. Highlight the cell to focus on
2. Name the technique to use
3. Explain how to apply it
4. Reveal the answer (only if you need it)

📚 21 STEP-BY-STEP LESSONS
Learn the real logic techniques expert solvers use, each with clear explanations, worked examples and practice puzzles:
• Getting started: Pencil Marks, Naked Single, Hidden Single
• Intermediate: Naked Pair, Hidden Pair, Naked Triple, Pointing Pair, Box/Line Reduction
• Advanced & expert: Hidden Triple, X-Wing, Swordfish, Jellyfish, XY-Wing, XYZ-Wing, W-Wing, Skyscraper, Two-String Kite, Empty Rectangle, Unique Rectangle, Remote Pair, Simple Coloring

🏆 TRACK YOUR PROGRESS
• Earn XP for solving puzzles and mastering techniques
• Unlock achievements and build daily solving streaks
• See your statistics and technique mastery grow

Perfect for:
✓ Anyone who loves a relaxing logic puzzle or number game
✓ Complete beginners learning how to play Sudoku
✓ Casual players who want to get faster and solve harder puzzles
✓ Enthusiasts mastering advanced techniques like X-Wing and XY-Wing
✓ Teachers looking for an educational Sudoku app
✓ Anyone who wants to understand the logic, not just guess

Download Sudoku Tutor and enjoy classic Sudoku — and finally understand how it really works.

Recent changes:
Try Premium for a day, free:
- Play on 3 different days to fill your Premium Day card, then watch just 1 ad to unlock 24 hours of unlimited hints and no ads
- Hints you've already earned are saved for when your Premium Day ends

A calmer experience:
- Banner ads are gone

Fix minor UI issues. Improve color contrast on highlights.