Sudoku Generator

Printable classic Sudoku with a guaranteed unique solution and an answer key.

Free — preview instantly, sign up free to download

Play online →

🎁 Get 50 free puzzles

Choose a variant and level — your free printable pack opens right away.

Variant
Difficulty
Puzzles per page

Preview as many puzzles as you like — a free account unlocks the printable PDF.

For personal & classroom use. Upgrade to Creator for a commercial license →