Ninebox Sudoku

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Screenshots from the App Store.

About

Ninebox Sudoku is a clean, classic Sudoku experience for iPhone and iPad. Play traditional 9×9 puzzles with four difficulty levels: Easy, Medium, Hard, and Expert. Use pencil notes to track candidates, get a hint when you’re stuck, and pick up right where you left off with autosave. Features: • Classic 9×9 Sudoku grid • Easy, Medium, Hard, and Expert difficulties • Pencil notes mode • Hints when you need help • Undo and redo • Mistake tracking • Pause timer • Light and dark themes • Autosave so you can resume later Relax, focus, and enjoy a fresh puzzle whenever you have a few minutes.

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