Sudoku Master - Sudoku Puzzles

50,000+ Sudoku puzzles, 6 levels, daily challenges - fully offline!

Sudoku Master - 50,000+ puzzles, six difficulty levels, and everything a Sudoku player needs in one clean, offline app.

Whether you are picking up Sudoku for the first time or working through Diabolical grids that take real technique to crack, Sudoku Master grows with you. A built-in techniques library explains every strategy - from naked singles to X-Wing - so you are always learning, not just guessing.

50,000 puzzles. Six levels. Daily challenges. Built for every skill level.

HOW TO PLAY SUDOKU
Place digits 1-9 in every row, column, and 3×3 box so that no digit repeats in any row, column, or box. Simple to learn - endlessly deep to master.

DIFFICULTY LEVELS
• Novice - ideal for first-time players
• Easy - comfortable warm-up puzzles
• Medium - requires basic elimination techniques
• Hard - introduces more advanced logic
• Expert - demands multi-step reasoning
• Diabolical - the hardest grids in the app

FEATURES
• 50,000+ unique Sudoku puzzles, regularly expanded
• Daily Challenge with a new puzzle every day and monthly medal streaks
• Sudoku Techniques guide covering beginner to advanced strategies
• Auto-solver for when you want to see the solution without losing your game
• Paper-style candidate notes
• Unlimited undo - every mistake is reversible
• Achievements and Leaderboards via Google Play Games
• Full statistics per difficulty: best times, average times, streaks, completion rate
• Multiple visual themes
• Fully playable offline - no internet required after install
• Optimised for smartphone and tablet

LEARN WHILE YOU PLAY
The built-in techniques section is rare in Sudoku apps. It walks you through each solving method with clear examples - hidden pairs, pointing pairs, naked triples, swordfish, and more. It is the fastest way to move from guessing to genuine logic solving.

Feedback and suggestions are always welcome at contact@relity.games.