Playoku

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Large-Print Sudoku

Print large-print Sudoku with big, bold numbers and one puzzle per page — easy on the eyes and comfortable to solve. Great for seniors and anyone who prefers a bigger grid. Choose your difficulty, add an answer key, and download a free PDF.

Different puzzles per copy — one per student.

Built for comfortable solving

One puzzle fills the page, with oversized cells and bold digits that are easy to read and easy to write in. High-contrast, ink-light printing keeps the numbers sharp without tiring the eyes.

Choose the challenge

Large print does not have to mean easy. Pick Easy for a relaxed solve or step up to Medium and Hard — every puzzle still has a single, logical solution and a full-size answer key at the back.

Frequently asked questions

What makes this large-print Sudoku?

One puzzle per page with oversized cells and bold numbers, sized for easy reading and writing — ideal for seniors and low vision.

Can I still choose the difficulty?

Yes. Large print works at every level from Easy to Expert; the cells stay big regardless.

Is there an answer key?

Yes — a full-size answer key is included at the back so solutions are easy to read too.

Prefer to play on screen?

Play free Sudoku online — fresh puzzles, hints and every grid size.

Play Sudoku →

How to play Sudoku on Playoku

Sudoku is a logic number puzzle played on a grid divided into boxes. Fill every empty cell so that each row, each column and each box contains every digit exactly once — 1 to 9 on the classic 9×9 grid, 1 to 4 on a 4×4 grid, and 1 to 6 on a 6×6 grid. Every puzzle on Playoku has exactly one solution and can be solved by logic alone, with no guessing required.

Features

Free to play, with no sign-up and no ads.

Frequently asked questions

Is Playoku free to play?

Yes. Playoku is completely free, with no sign-up and no ads. Just open the page and start solving.

How do you play Sudoku?

Fill every empty cell so that each row, each column and each box contains every digit exactly once. Every puzzle has exactly one solution and can be solved by logic alone.

What grid sizes and difficulties are available?

Playoku offers 4×4, 6×6 and 9×9 grids across four difficulty levels: Easy, Medium, Hard and Expert.

Can I share a Sudoku puzzle with a friend?

Yes. Use the Share button to copy a link that recreates the exact same board.