About new Sudoku
Play free Sudoku puzzles online. Track your times, compete in monthly challenges, and improve your skills.
108,544+ Unique Puzzles
Every puzzle is algorithmically generated and verified to have exactly one solution.
Time Tracking
Track your solving times and see your improvement over time.
Monthly Challenges
Compete with players worldwide in our monthly puzzle challenges.
Smart Hints
Get helpful hints when you're stuck without spoiling the solution.
Mobile Friendly
Play on any device with our responsive, touch-optimized interface.
Share Puzzles
Challenge friends by sharing puzzle links directly.
How to Play
Choose Difficulty
Select from Medium, Hard, or Expert puzzles based on your skill level.
Fill the Grid
Place numbers 1-9 in each row, column, and 3x3 box without repeating.
Complete & Share
Finish the puzzle, check your time, and challenge friends!
Difficulty Levels
Medium
Great for beginners. More starting numbers to guide you.
Hard
For experienced players. Fewer clues, more challenge.
Expert
The ultimate test. Minimal clues for maximum difficulty.