Sudoku
Fill the 9x9 grid with numbers 1-9 with no repeats in rows or columns!
About Sudoku
Sudoku is the world's most popular number puzzle game. Fill every row, column, and 3x3 box with numbers 1-9 without repeating any digit. Starting with a partially filled grid, use logic and deduction to complete the puzzle. With multiple difficulty levels from beginner to expert, Sudoku provides endless brain-training entertainment that sharpens your logical thinking and concentration.
Challenge yourself with the classic number puzzle that has captivated millions worldwide! Our Sudoku features clean, intuitive controls, pencil mark notes, and progressive difficulty. Whether you're a beginner learning the basics or an expert tackling fiendish puzzles, there's always a new challenge waiting. Perfect for daily brain training — play a quick game during your break or spend hours mastering advanced techniques.
Game Features
How to Play
- 1Fill empty cells with numbers 1-9
- 2Each row must contain numbers 1-9 without repeats
- 3Each column must contain numbers 1-9 without repeats
- 4Each 3x3 box must contain numbers 1-9 without repeats
- 5Use logic and deduction — no guessing needed
- 6Use pencil marks to track possible numbers for each cell
Tips & Strategies
Start with rows, columns, or boxes that have the most filled cells
Use pencil marks to narrow down possibilities
Look for naked singles — cells where only one number fits
Scan rows and columns for hidden singles
Practice daily to improve your solving speed
Don't guess — every Sudoku has a unique logical solution
Why Play Sudoku?
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