Play with pencil and interface. Use Apple Pencil for writing and erasing. Auto-fill notes on demand. Solve puzzles with interactive solver mode. Add pencil marks and highlights. Check for errors with one click.
Play puzzles with adjustable difficulty levels. Solve grids using logic and number placement. Track progress and restart puzzles. Share completed games via social media. Sync progress across devices.
Solve sudoku puzzles with varying difficulty levels. Input numbers manually or use pencil marks. Track progress across multiple . Access hints and undo moves. Share completed puzzles via social media.
Solve sudoku puzzles by filling grids with numbers following sudoku rules and region sum constraints. Enter notes with a dedicated key. Adjust puzzle difficulty and track progress across multiple games.
Solve puzzles with varying difficulty levels. Select grid size and number of hints. Track progress and restart puzzles. Share completed grids via social media. Adjust themes for visual preferences.
Play puzzles with four difficulty levels: Easy, Medium, Difficult, and Expert. Solve daily challenges and track progress. Customize settings and access a variety of puzzles to improve mental agility.
Solve puzzles with varying difficulty levels. Access 15000+ puzzles, with new ones added weekly. Track progress and restart puzzles. Adjust settings for game speed and hint options.
Play by filling a 9x9 grid with numbers 1-9 without repeating in rows, columns, or boxes. Solve daily puzzles with varying difficulty levels. Track progress and complete challenges to improve logic and problem-solving skills.
Allows users to play classic puzzles with customizable boards. Features include unlimited puzzles, hints, pencil marks, and auto-save. Users can track progress, adjust difficulty, and manage game sessions.