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