Hard Printable Sudoku Puzzles to Download for Free

Are you looking for some hard-difficulty Sudoku puzzles to print out? You’re in the right place. 

Use the links below to select how many puzzles you want on each page – 1 per page, 2 per page, 4 per page, or 6 per page, and then how many pages you want in total.

1 per page

Click on the buttons below to print out large Sudoku puzzles each on its own page. Just choose how many pages you want in total.

1 Page
5 Pages
10 Pages
20 Pages

2 per page

Click on the buttons below to print out Sudoku puzzles two to a page. Just choose how many pages you want in total.

1 Page
2 Pages
5 Pages
10 Pages

4 per page

Click on the buttons below to print out Sudoku puzzles four to a page. Just choose how many pages you want in total.

1 Page
2 Pages
4 Pages
5 Pages

6 per page

Click on the buttons below to print out Sudoku puzzles six to a page. Just choose how many pages you want in total.

1 page
2 Pages
3 Pages
4 Pages

Answers

The answers to all the hard Sudoku puzzles on this page can be found in the PDF linked through the button below.

Answers

How to print out the Sudoku puzzles

The buttons above will open the printable PDFs in a new tab, from where you can either save the file to your computer or print them out by pressing CRTL+P (Windows) or COMMAND+P (Mac) on your keyboard.