Daily challenge August 17, 2026 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
4
7
2
9
8
9
5
1
2
6
2
4
1
3
4
6
2
8
6
2
6
5
4
6
2
7
8
5
1
2
6

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