Play free Sudoku with a calm board
Easy Sudoku Online keeps the puzzle first. The board loads quickly, works on desktop and mobile, and includes the basic tools most Sudoku players expect: notes, undo, erase, hints, and mistake checking.
Free online puzzle · no signup
Sudoku Online
Play a clean paper-style Sudoku board with notes, hints, mistake checking, and a fresh daily puzzle when you want a quiet logic break.
Choose the right challenge
Start with Easy Sudoku, move into Medium Sudoku, or slow down with Hard Sudoku. Every puzzle is checked for a unique solution.
Questions players ask
Sudoku FAQ
Can I play Sudoku online for free?
Yes. Easy Sudoku Online lets you play free Sudoku puzzles in your browser without downloading an app or creating an account.
Which Sudoku difficulty should I start with?
Choose Easy if you are new, Medium for a balanced puzzle, and Hard when you want a slower logic challenge.
Does the site support notes and hints?
Yes. You can use pencil notes, erase cells, undo moves, ask for a hint, and check mistakes while playing.
Is there a daily Sudoku puzzle?
Yes. The Daily Sudoku page gives you a fresh date-based puzzle to replay every day.