Online Sudoku — Play Free Online

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About Online Sudoku

Online Sudoku is one of the puzzle & brain games we keep on Zologames because it holds up: the controls answer instantly, a round is over before it gets stale, and there is always a reason to try once more. It loads straight in this page, so nothing is installed and no account is asked for.

How to play

Click a cell and use the mouse or number keys to fill in digits.

Why it is here

It fits the rest of the line-up: if you came for Red Ball 4, this is the same kind of fun.
The HTML5 build runs on a Chromebook, a laptop or a phone without plugins.
Progress stays in your browser, so you can come back to it later.

Questions about Online Sudoku

How do I play Online Sudoku?

Click a cell and use the mouse or number keys to fill in digits.

Is Online Sudoku free?

Yes. Online Sudoku is free to play in your browser on zologames.com, with no download or account.

Does Online Sudoku work on a phone or Chromebook?

It is an HTML5 build, so it runs in any modern browser; a keyboard makes some games easier.