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