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