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