Daily challenge January 31, 1981 Back to calendar
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.

Grid 9 × 9 Difficulty Hard
Elapsed 00:00
Mistakes 0
Level Hard
7
9
6
4
3
1
9
2
4
5
4
7
3
6
4
3
7
8
6
1
3
7
2
5
9
3
6
5
3
2
9

Select a cell, then tap a number or use your keyboard. Toggle Notes to pencil in candidates.