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🧩 Sudoku
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Quick FAQ
Is Sudoku free?▼
Yes — completely free on LemonArcade. No download or sign-up required.
Do I need to download Sudoku?▼
No. Sudoku runs directly in your web browser — there is nothing to download or install. Just click play and start instantly.
Can I play Sudoku on mobile?▼
Yes, Sudoku works on mobile phones and tablets as well as on desktop and laptop, all directly in your browser.
Can I play Sudoku unblocked at school?▼
Yes — Sudoku is available unblocked on LemonArcade and works on school Chromebooks and restricted networks, with no download required.
How do you play Sudoku?▼
Sudoku is a strategy game that you control with your keyboard and mouse. The full list of controls is shown in the Controls section on this page.