LANGUAGES
9x9 SUDOKU
9x9 JIGSAW SUDOKU
12X12 JIGSAW SUDOKU
16X16 SUDOKU
16X16 JIGSAW SUDOKU
25X25 SUDOKU
SAMURAI OF 5 GRIDS
SAMURAI OF 4 GRIDS
4x4 SUDOKU

Solving and printing sudoku puzzles online at en.top-sudoku.com
Solving and printing hexadoku 16X16 sudoku puzzles online.
PDF, Print and play irregular jigsaw sudoku online.
PDF, print and play special sudoku puzzles online.
PDF, print and play jigsaw 16X16 sudoku online.
PDF and printable alphadoku 25x25 sudoku.
Printable sudoku puzzles 4x4 for kids.
Sudoku solutions. Free Sudoku.

Sudoku, hexadoku and chaos sudoku solver online.

en.top sudoku.com helps you solve and play all the 9x9 and 16x16 sudoku puzzles that you set yourself, as well as many pre-set puzzles on the site.
You can also use this solver to help you create and check your own 9x9 and 16x16 sudoku puzzles...

The site also offers:

80,000 free 9x9 irregular sudoku grids, called "chaos sudoku", to print, download in pdf format and play online.
6,000 irregular jigsaw 16x16 sudoku puzzles to print, download in pdf format and play online.

60,000 free special samurai sudoku puzzles to print, download in pdf format and play online.
Many 4x4 sudoku puzzles for kids to print.

What can our solvers do at once at your request?
View all the candidates marked for all the squares in the grid you are playing.
Solve a grid with the candidates entered by you or automatically.
Give you the full resolution of the grid in progress, specifying whether the solution is unique or not.
Solve the squares one by one.
Identify the next square to find.
Check the consistency and soundness of the grid project without giving you the solution.
Allow you to print your grid at any time
Save the grid in progress
Reload the grid and resume previously saved game.

Help:
The page General help summarizes the four basic methods for finding the solution for one square.

Programming:
If you would like to receive advice on the Sudoku program, send us your question. The team of top-sudoku will respond.

Contact:
You can help us improve this site by sending us your comments or suggestions.

Acknowledgements:
The team of top-sudoku thank all Internet users who have sent their suggestions.