Free Online Sudoku Puzzles & a Daily Challenge
Sudoku Club is a free, ad-light way to play Sudoku online. Choose from thousands of hand-checked puzzles across four difficulty levels, take on a fresh Daily Challenge every day, and pick up right where you left off on any device.
Four difficulty levels
Easy, medium, hard, and expert — every puzzle has one unique solution.
Daily Challenge
A new puzzle every day for the whole community to solve.
Progress that syncs
Your games, times, and stats save to your account and follow you across devices.
Play anywhere
Works in any browser, with native iOS and Android apps on the way.
Why play Sudoku?
Sudoku is a logic puzzle played on a 9×9 grid: fill every row, column, and 3×3 box with the digits 1 to 9, with no repeats. It takes seconds to learn and a lifetime to master — a relaxing daily brain workout that sharpens focus, pattern recognition, and memory. Sudoku Club gives you an endless supply of fresh puzzles graded by difficulty, so there is always a challenge that fits your level and your mood.
How Sudoku Club works
Create a free account, choose your difficulty, and start solving. Use notes to track candidates, get a hint when you are stuck, and complete the board to record your time. Come back each day for the Daily Challenge and watch your solving stats improve over time.