PlaySudoku.us
Easy
Medium
Hard
Expert
Evil
Learn
💡 Did you know?
4
7
1
3
5
9
9
1
5
2
2
8
9
3
1
6
8
3
9
5
7
3
1
5
8
2
6
9
2
7
3
7
1
3
6
2
8
2
5
✓ Completed!
00:00
⏸
4
9
7
1
3
5
2
5
9
1
2
8
6
3
9
8
3
1
5
3
1
9
5
7
8
2
6
9
7
1
2
2
7
3
6
5
3
2
8
1
2
3
4
5
6
7
8
9
✕
↩
Undo
✕
Erase
💡
Hint
💡 Did you know?