Sudoku
Fill the grid so every row, column and box holds 1–9.
The puzzle book for your iPad
Eight classic puzzles on quiet, paper-like pages. Designed for Apple Pencil.
Coming soon to the App Store
What's inside
Killer Sudoku
Sudoku with cage sums — no repeats inside a cage.
Skeleton
A crossword with no clue numbers given. Deduce the grid.
Kriss Kross
Slot every listed word into the lattice.
Arrow Word
Clues live inside the grid; arrows point the way.
Battleships
Find the hidden fleet from the edge counts.
Star Battle
Place stars so none touch, one per row, column, region.
Nonograms
Reveal the picture from the run-length clues.
Get in touch
Questions, ideas, or just want to say hello? [email protected]