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Note: It is not recommended to play this game on Steam Deck.

Note: Only classic Sudoku rules are supported in this game. No Sudoku variants.

Finally, Sudoku Without the Frustration

Let's be honest—most Sudoku games are a pain to play. Manually entering numbers and candidates? Tedious. Accidentally placing the wrong number or eliminating the wrong candidates and ruining your entire puzzle? Frustrating. Getting completely stuck with no idea what technique to use next? Discouraging.

We've solved these exact problems. Our unique cell+skill system means you never have to manually manage candidates or worry about placing wrong numbers again. Just spot a pattern, select a cell, click the technique, and watch as both eliminations and number placements happen automatically. Can't mess it up either—the skill system will never place incorrect numbers or eliminate wrong candidates. If the technique doesn't apply, nothing gets changed.

Stuck and don't know what to do next? Our hint system and comprehensive analysis tool will show you exactly which techniques are available and the analysis tool will explain the logic behind each move. No more staring at the screen wondering if you missed something obvious.

Whether you're a casual player who just wants to solve puzzles without the headaches, or someone looking to master advanced techniques, this game removes the friction and lets you focus on what actually matters—the solving.

Play - Enhanced Solving Experience

Experience Sudoku like never before with our innovative technique-based gameplay, totally unique and don't exist in other Sudoku games or apps. Here's how it works: spot an X-Wing pattern? Simply select any cell from the base regions that contains the candidate, click the "Fish" skill, and boom—the X-Wing is found and eliminations are made automatically! No manual candidate manipulation needed. This is the most efficient way to play Sudoku, letting you focus on pattern recognition while the game handles the tedious work.

Key features:

• Select cell and use "skill" for efficient solving
  
• Smart hint system when you're stuck
  
• Undo/Redo functionality
  
• Excellent keyboard support

Supported skills in Play screen

• Naked Sets (including Naked Single) - Cells in a region that only contain specific candidates, therefore these cells must be filled with these numbers
  
• Hidden Sets (including Hidden Single) - Candidates in a region that only appear in specific cells, therefore these numbers have to go in these cells
  
• Fish Patterns (including finned fish and mutant fish) - Elimination technique based on candidate distribution in base and cover regions
  
• XYZ-Wing - Cells with limited candidates where each cell sees others, creating elimination opportunities
  
• Unique Rectangles - Avoid multiple solutions by eliminating candidates that would create deadly rectangle patterns
  
• BUG (Bivalue Universal Grave) - Prevent multiple solutions when all cells have only 2 candidates
  
• Chains (AIC, including Turbot fish, X-Chains etc.) - Connect strong and weak links to eliminate candidates
  
• ALS Chains - Advanced technique using Almost Locked Set chains and restricted common candidates
  
• ALS Blossom (aka Death Blossom) - Advanced elimination using stem cell and petal Almost Locked Sets
  
• Sue de Coq - Use intersecting sets from different regions to form elimination patterns

Master Techniques with Partial Puzzles

Want to get better at specific solving techniques? Here's where Rated Sudoku really shines. Let's say you want to practice Hidden Triples—just fire up Custom Game, select type "Partial Puzzle", Technique "Hidden Set" and Level "3", and boom! You'll get a partially solved puzzle where you only need to spot and eliminate the Hidden Triple to win.

No more grinding through entire puzzles just to practice one technique. This targeted approach is hands down the most efficient way to level up your Sudoku skills. Master each technique individually, then combine them like a pro!

Analyze - Learn Advanced Techniques

Master Sudoku with our comprehensive analysis tool that teaches you advanced solving techniques. Visualize complex patterns and understand the logic behind every move—perfect for learning and improving your skills.

Supported technique families:

• Naked Sets (Naked Singles, Pairs, Triples, etc.)
  
• Hidden Sets (Hidden Singles, Pairs, Triples, etc.)
  
• Fish Patterns (Pointing, Claiming, X-Wing, Swordfish, Jellyfish, Finned Fish, Mutant Fish etc.)
  
• XYZ-Wing Family (XY-Wing, XYZ-Wing, etc.)
  
• Unique Rectangles (Types 1-4, Type 6, Hidden Unique Rectangles)
  
• BUG Patterns (Bivalue Universal Grave - Types 1-4)
  
• Chain Techniques (X-Chains, XY-Chains, Remote Pairs, Turbot Fish, AIC)
  
• ALS Chains (Almost Locked Set Chains and Loops)
  
• ALS Blossom (Almost Locked Set Blossom patterns)
  
• Sue de Coq

Paint - Create Visual Diagrams

Share your solving strategies with beautiful visual diagrams. Draw links, highlight cells, add text, and create awesome Sudoku illustrations.

Paint tools include:

• Cell highlighting and coloring
  
• Draw chains
  
• Draw text
  
• Shape tools (rectangles, etc.)
  
• Export your creations

Generate - Infinite Puzzles

Never run out of puzzles! Our advanced generator creates fresh, high-quality Sudoku puzzles on demand, from beginner-friendly to expert-level challenges. Want a perfectly balanced puzzle? Our symmetry options create visually stunning and mathematically elegant puzzles.

Generation features:

• Choose your difficulty level
  
• Select symmetry patterns (mirror, diagonal, rotational)
  
• Lightning-fast generation using multiple CPU cores

Campaign - Learn Step by Step

New to Sudoku? Our beginner campaign teaches you the fundamentals through clear explanations, helpful images, and targeted practice puzzles. You'll learn essential techniques including Naked Single, Hidden Single, Intersection (Pointing/Claiming), Naked Set (Pairs, Triples, Quadruples) and Hidden Set (Pairs, Triples, Quadruples) - covering the core strategies needed for most puzzles.

Campaign features:

• Visual examples and diagrams
  
• Practice puzzles for each concept
  
• Progressive difficulty from basics to advanced

Features List

• Great playing experience: unqiue Cell+skill for efficient solving experience, with hint, undo/redo, and manual input when needed
  
• Partial puzzles: practice specific techniques like "Hidden Triple", "X-Wing", "XY-Wing" etc. with partial puzzles
  
• Comprehensive analasys: high performance analysis for Sudoku puzzles, with most commonly used techniques covered
  
• Huge puzzle library + editor and generator: 3000+ puzzles included, and you can create your own with Sudoku Editor or use the generator
  
• Sudoku paint: efficiently create Sudoku illustrations
  
• Campaigns for learning: covers basic Sudoku techniques to get you started

Whether you're new to Sudoku or a seasoned expert, this game will keep you entertained!