How to play
How to play Sudoku
Sudoku is free in the browser here with Easy, Medium, and Hard grids. Fill 1 to 9 in every row, column, and 3x3 box. Notes and a timer are built in.
Steps
- Pick Easy, Medium, or Hard, then tap a cell.
- Enter a digit from 1 to 9. No repeats in a row, column, or box.
- Turn Notes on to mark pencil candidates.
- Conflicts highlight in red so you can fix them as you go.
- Clear the grid to finish. New Puzzle deals another unique board.
Questions
Is Sudoku free?
Yes. Play it in the browser on Play Online Games. No download and no account.
Does this Sudoku use pencil notes?
Yes. Switch Notes on to store candidates in a cell. Switch Notes off to enter a final digit.
Are the puzzles unique?
Each New Puzzle deal is a fresh grid. Easy, Medium, and Hard change how many cells start empty.