Apptek Studios

Play sudoku with your Apple Pencil (or 3rd party stylus). Just like playing on paper but with unlimited puzzles and lots of helpful options: automatic notes, highlight numbers, multiple note colour options.

Sudoku for both beginners and expert players. Simple, intuitive, and fun to play – Sudoku Challenge is sudoku at its best.

Scoring for the 500 card game made easy. Simply select the bid, number of tricks won, and it’ll track the score for you.