How to Play Sudoku
Fill every row, column, and 3x3 box with numbers 1-9 in this logic puzzle. Here's everything you need to know to start playing.
Step-by-Step Guide
1
Sudoku loads instantly in your browser — no downloads required.
2
Read the controls: Click cell, then click number or type. On mobile, tap and swipe directly in the game area.
3
The goal is simple: Fill every row, column, and 3x3 box with numbers 1-9 in this logic puzzle.
4
Choose your difficulty and start playing!
5
Track your best score — it saves automatically in your browser.
6
Use the toolbar to pause, restart, adjust difficulty, toggle sound, or go fullscreen.
Quick Tips
- Stay calm under pressure.
- Take breaks when frustrated.
- Challenge yourself to improve incrementally.