Board size
9 × 9 (classic)
4 × 4 (mini)
12 × 12
Difficulty
Very easy
Easy
Medium
Hard
Expert
Theme
Theme: Neon
Highlight mistakes on check
Highlight row / column / box
Highlight chosen number
Number input
Notes OFF
Show possible numbers
Possible: –
Erase
Check
PLAY
Tap a cell, then use the number buttons below (keyboard 1–9 also works on 9×9).
Stats
Solved:
0
Mistakes:
0
Controls
New puzzle
Reset board