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Sudoku

Classic logic puzzle — every generated grid has one, and only one, solution.

You have a saved puzzle in progress. Pick up where you left off, or start fresh.
Grid Size
Mode: 9x9 Classic ⏱ 00:00 0 / 81 filled
Generating unique puzzle...

Tap a cell to select it, then tap a number — or tap a number first to fill several cells in a row.

Paused

Game

How To Play

Fill every empty cell so each row, column, and bold-outlined box contains every number exactly once. Tap a cell then a number, or tap a number first to place it in several cells. Keyboard: click a cell, then press a digit key (or Backspace/Delete to erase).