Wni Sudoku

Thinking Free

Classic sudoku: 1,100 grids with unique solutions, no ads.

1,100 unique grids across three levels — 500 Easy, 500 Medium, 100 Hard — all with a single solution and playable offline. Notes mode, a Hint button that logically deduces a cell, optional error detection, undo/redo and a timer. Share a game as an image, a readable text grid or an encoded state a friend can restore exactly.