Free printable Sudoku (PDF)
Download and print free Sudoku puzzles in PDF — pick a difficulty, print a whole book, and grab the solutions separately. Ready for A4 and US Letter, no sign-up.
Mixed
60 puzzlesA bit of everything — all difficulties in one book.
OpenVery Easy
60 puzzlesThe gentlest grids — perfect for absolute beginners.
OpenEasy
60 puzzlesPlenty of clues — ideal for beginners and kids.
OpenMedium
60 puzzlesA balanced challenge for regular solvers.
OpenHard
60 puzzlesFewer clues — for experienced solvers.
OpenVery Hard
60 puzzlesOne step below evil — for seasoned solvers.
OpenEvil
60 puzzlesMinimal clues — for Sudoku masters.
OpenMagic
60 puzzlesExtra-constraint variant with diagonals and coloured cells.
OpenSudoku X
60 puzzlesBoth main diagonals must also contain 1–9.
OpenFrequently asked questions
Are these printable Sudoku really free?
Yes. Every PDF book and pack is completely free to download and print, with no account or sign-up.
What paper size do the PDFs use?
The PDFs print cleanly on both A4 and US Letter — just choose your size in the print dialog.
Do the puzzles come with solutions?
Yes. Each difficulty has a separate solutions PDF so you can check your answers.
Can I use the printable Sudoku in my classroom?
Yes. The PDFs are free to print and hand out for personal, classroom and non-commercial use.
How often are new puzzles added?
We publish new puzzles daily, so the books draw from a growing archive of thousands of Sudoku.