Print a fresh sudoku at any level

Slide from little 4x4 grids for beginners up to tricky 9x9 puzzles. Every puzzle has exactly one solution, and the solution page comes with it.

Free for everyonePrint-ready PDF + solutionLetter or A4
Little 4x46x6Expert 9x9

6x6 grid, 2x3 boxes. Solvable one number at a time.

Page size
What you get

A puzzle page and a solution page, both as PDF. Members get files without the watermark.

Sudoku is free and never uses your credits. Sign in to keep every puzzle in your Library.

What you get

A clean puzzle page with bold box borders and big numbers, plus a solution page that shows the starting numbers in black and the rest in orange.

Exactly one solution, every time Solvable by reasoning, no guessing Letter or A4

Three steps to a finished puzzle

1

Pick a level

Slide from little 4x4 grids to tricky 9x9. The label tells you what you are getting.

2

Generate

We build the grid on the spot and prove it has exactly one solution before you see it.

3

Print

Download the puzzle page and the solution page as PDF, on Letter or A4.

Made for

First-timers

4x4 and 6x6 grids that teach the rules without frustration.

Kids at the table

A puzzle for each child at their own level, printed in a minute.

Daily solvers

A fresh classic or tricky 9x9 every morning, never a repeat.

Teachers

Logic practice that prints in one click, with the answer page for marking.

Sudoku is free. Members get clean files.

Sign in and print as many sudoku as you like. One membership covers coloring pages, books and puzzles, with no watermark on anything you make.

Looking for words instead of numbers? Try the crossword maker or the word search maker.