Create your own account to access our exclusive Sudoku generators and solvers! Simply sign up to a full account for complete access to Godoku.
All the Sudoku, Super Sudoku and Samurai Sudoku generated at godoku.com have one unique solution and always solvable by logic. All generated puzzles are rated very accurately using real solving techniques. All Sudoku that you generate here are completely exclusive to you.
See the features of the two Godoku accounts side-by-side:
|Features||Free account||Full account|
|Sudoku generating:||5 daily||15 daily|
|Sudoku solving:||5 daily||45 daily|
|Killer Sudoku generating:||none||5 daily|
|Killer Sudoku solving:||none||15 daily|
|Super Sudoku generating:||1 daily||6 daily (1 very hard)|
|Super Sudoku solving:||none||15 daily|
|Samurai generating:||none||5 daily (1 very hard)|
|Samurai solving:||none||15 daily|
|Godoku solving:||5 daily||45 daily|
|Sudoku ratings:||very hard not available||all difficulties|
|Super Sudoku ratings:||very easy and easy only||all difficulties|
|Samurai/Killer ratings:||none||all difficulties|
|Sudoku to email:||limited to 5 per day||unrestricted|
|Popular solved puzzles:||none||unrestricted|
|Symmetry selection:||random||full control over symmetry|
|Members' puzzle book:||none||300 exclusive puzzles|
|Syndication:||on request||on request|
|Price:||FREE - Sign up!||$7.95 - Sign up!|
Upgrade your Sudoku addiction
If you cannot make a decision now, you can upgrade from your Godoku account at any time. Once you see how interesting and addictive our Sudoku puzzles are, you will certainly want to play with more!