Quadretto
Up for a sudoku?

Casellina: nine logic puzzles with no ads and a new challenge every day.
Plays offline: on a plane, on the road, with no signal.
Up for a sudoku?
Up for a Takuzu?
Up for a Star Battle?
Up for a Kakuro?
Up for some Hashi?
Fancy cutting a grid into neat pieces?
Up for a path to trace?
Fancy some crossword sums?
Up for minesweeping without guessing?



