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