Daily Sudoku Puzzle

A fresh Sudoku puzzle every day at five difficulty levels — Easy, Medium, Hard, Extreme, and Insane — plus unlimited Quick Play. Free, no download, and no account needed to start. Every grid has exactly one solution and is solvable by logic alone.

Playing needs JavaScript. These guides are plain pages and do not:

• How to play Sudoku — rules and FAQ
• Sudoku solving techniques by difficulty