Free online Sudoku

Play Sudoku Game Online

Choose Mini, Medium, or Classic Sudoku and settle into a calm puzzle board built for quick focus.

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Game modes

Mini, Medium, and Classic Sudoku

Mini Sudoku

Fast, friendly Sudoku puzzles inspired by quick mini puzzle sessions.

Play Mini Sudoku

Medium Sudoku

A balanced Sudoku format with more depth than mini mode and less commitment than classic 9x9.

Play Medium Sudoku

Classic Sudoku

The full classic 9x9 Sudoku game with easy, medium, hard, and expert difficulty.

Play Classic Sudoku

Why play here

A clean Sudoku board that stays out of your way

Comfortable design

Soft colors, clear focus states, and mobile-friendly controls make each puzzle easy to read.

No download

Open the game and play. Your progress can stay saved on this device.

Good puzzles

Each game is clear, balanced, and ready when you are.

Questions

Sudoku FAQ

Is this Sudoku game free?

Yes. Mini, Medium, and Classic Sudoku are free to play.

Can I play Sudoku on mobile?

Yes. The board and controls are designed to work comfortably on phones, tablets, and desktop screens.

How is Sudoku difficulty decided?

Difficulty is based on the number and placement of starting values. Easier puzzles show more numbers, while harder puzzles reveal fewer clues.

Do I need to download anything?

No. Open the game and play. Your progress can stay saved on this device.