ON
OFF
Sur
De
PÅ
AV
AAN
AF
Sur
De
Print
Blank puzzle
Puzzle with filled entries
Solution
Settings
Error check mode
(Marks incorrect entries in red)
Show timer
(Shows the timer while playing this puzzle)
Dark mode
(Shows light text on dark background)
Show non-conflicting group
(Highlights the boxes that should not have conflicting entries with the selected box)
Catch conflicts
(Any conflicting entries are marked in red. This doesn't check that the entries are actually correct)
Highlight selected entries
(Highlights all the entries in the grid that match the entry in the selected box)
Update pencil entries
(Automatically update pencil entries when something is entered or deleted in the grid)
Sudoku #4 (moderate)
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