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.
6
4
7
2
1
9
2
1
4
1
5
3
6
7
9
4
9
8
2
6
7
1
2
7
5
3
8
5
4
3
6
7
8
2
Select a cell, then tap a number or use your keyboard. Toggle Notes to pencil in candidates.