Sudoku World Tournament brings the world’s most loved puzzle to the next level!
Enjoy authentic Sudoku puzzles generated with real solving logic, adaptive difficulty, and the unique ability to challenge your friends.

Features you’ll love:
• Authentic Sudoku Puzzles – Every board is tested to be solvable with logic and Sudoku solving strategies, no guessing required.
• Train Real Techniques – Practice and master essential Sudoku solving strategies:
• Naked Singles & Hidden Singles
• Locked Candidates
• Naked Pairs
• X-Wing
• XY-Wing
• Swordfish
• Smart Difficulty Levels – Easy, Medium, Hard, and Expert puzzles adapt to your skill level and teach you advanced strategies step by step.
• Challenge Friends – Share your solved board as a code. Friends receive the exact same puzzle with identical mask and can compete against your time, errors, and hints used.
• Tournament Vibes – Track your progress like a champion with error counter, hint tracker, and stopwatch.
• Polished Design – Clean interface with a subtle newspaper-inspired style for an authentic puzzle-solving feel.
• Undo / Redo / Hints – Helpful features for both beginners and competitive players.

Play in Your Language
Sudoku World Tournament supports 15+ languages, including:
English, French, Spanish (Spain & Chile), Italian, German, Danish, Swedish, Norwegian Bokmål, Icelandic, Finnish, Portuguese (Brazil), Korean, Japanese, Thai, Chinese (Simplified), Vietnamese, Hindi, Urdu, Serbian, and Hungarian.

Whether you’re a casual player or aiming to master advanced Sudoku strategies, Sudoku World Tournament gives you the tools to learn, improve, and compete globally.