Live puzzle
Sudoku
Fill every row, column, and 3×3 box with digits 1–9 — no repeats. Use notes for candidates or ask for a hint when stuck.
2
7
4
7
9
2
1
2
3
9
9
8
3
4
8
7
5
9
9
4
6
5
7
4
3
8
Select a cell, then tap a number or use your keyboard. Toggle Notes to pencil in candidates.