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