Free
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About
Sudoku Master — Scan, Solve & Play Offline
The smartest sudoku app on the App Store. Stuck on a puzzle in a newspaper or book? Point your camera and Sudoku Master reads the grid and solves it. Want to play? Choose from 4,000 hand-crafted puzzles across four difficulty levels — fully offline, no ads, no signup.
Whether you're a beginner learning how to play sudoku or a sudoku master chasing your best time, this is the sudoku app built for focus.
SUDOKU SCANNER & SOLVER
Snap a photo of any sudoku puzzle — newspaper, magazine, screenshot, anywhere. Our scanner reads the 9x9 grid digit by digit and shows you the full solution. If a digit isn't read perfectly, just tap to correct it. The fastest sudoku solver in your pocket.
4,000 PUZZLES, 4 DIFFICULTIES
- Easy — perfect for beginners and quick breaks
- Medium — balanced logic and rhythm
- Hard — for confident sudoku players
- Extreme — only for true sudoku masters
1,000 puzzles per level, each with one unique solution.
DAILY, WEEKLY & MONTHLY CHALLENGES
A fresh puzzle every day. New weekly puzzles every Monday. Monthly puzzles on the 1st. Build streaks, track your activity heatmap, and never miss a day.
DEEP STATISTICS
Best time, average time, win rate, fewest mistakes, last 10 games — all tracked per difficulty. Watch yourself improve week by week.
PLAY WITH YOUR OWN MUSIC
Import your own MP3 tracks and listen while you solve. Your puzzles, your soundtrack — no other sudoku app does this.
FULL GAME HISTORY & REPLAY
Every puzzle you've solved is saved. Open any past game and replay it from the start.
IN-GAME FEATURES
- Notes & pencil marks (just like solving on paper)
- Smart hints when you're stuck
- Unlimited undo
- Eraser for quick fixes
- Auto-save — pick up exactly where you left off
- Mistake counter (toggle on/off)
- Highlight duplicates — spot conflicts instantly
- Highlight peers — see the row, column and box of any cell
- Optional timer
- Clean, minimalist board — zero clutter
100% OFFLINE
No internet required. No login. No accounts. No ads interrupting your game. Perfect for flights, commutes, or quiet evenings.
GENTLE ONBOARDING
A 5-step tutorial teaches sudoku rules, in-game tools, the challenge system, and how to read your stats — so even first-time players feel confident in five minutes.
HOW TO PLAY SUDOKU
Fill the 9x9 grid so that each row, column, and 3x3 box contains the digits 1 to 9 with no repeats. Simple rules, endless variations.
WHO IT'S FOR
- Beginners learning how to play sudoku
- Casual players who want a quick sudoku game on the train
- Sudoku masters who want extreme puzzles and accurate stats
- Anyone tired of ad-packed, cluttered sudoku apps
WHY SUDOKU MASTER
Most sudoku apps are noisy, full of ads, and chase you with popups. We don't. Sudoku Master is built around three things: a beautiful, clean board, a sudoku scanner that actually works, and 4,000 carefully tuned puzzles. That's it.
100% FREE — NO IN-APP PURCHASES
All puzzles, all difficulties, all features — free forever. No paywalls. No "premium" version. No subscription.
SUDOKU TIPS
Stuck on a hard sudoku? Open the scanner, snap a photo, and study the solution. Learn techniques like naked pairs, hidden singles, and X-wing — and grow from beginner to sudoku master.
Download Sudoku Master today. Scan. Solve. Play. Repeat.
For support or feedback, email us — we read every message.
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What's New in Sudoku Master
1.0.2
July 9, 2026
Thanks for playing Sudoku! We regularly update the app to keep things running smoothly. This update includes: • Performance improvements for a faster, smoother experience • Bug fixes and stability enhancements Enjoying the app? A rating or review really helps us. Have feedback? We'd love to hear from you!
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