Make Your Own Sudoku Puzzles
Choose difficulty and grid size — then download as PDF for free.
Customize
Puzzle Type
Difficulty
Grid Size
Title
Show Title
Answer Key
Include Answer Key Page
Grid Color
Border Weight
0.6
Paper Size
Orientation
Page Margins
10 mm
Paper Color
Puzzle Seed
Beginner-friendly with many given numbers — 9×9 easy
Free Printable Sudoku Puzzle Generator
Our sudoku generator creates puzzles in four difficulty levels — easy, medium, hard, and expert — with three grid sizes: 4×4 for young children, 6×6 for beginners, and the classic 9×9 for all skill levels. Every puzzle is guaranteed to have a unique solution.
Customize grid colors, border weight, paper size, and more. Toggle the answer key to include a solution page in your PDF. Print multiple puzzles per page for classroom handouts or puzzle booklets.