Sudoku – No Ads, Unlimited

The Sudoku app that gets out of your way. No ads. No internet needed. No gimmicks — just you and the puzzle.

Whether you need five minutes of focus or an hour of deep thinking, Sudoku fits your pace. Five difficulty levels take you from your very first puzzle to challenges that will genuinely stump you.

Features:
- Never lose track of a possibility — smart notes update automatically
- Catch mistakes instantly with optional error highlighting
- Undo anything, as many times as you need
- Five difficulty levels: Easy to Extremely Hard
- See how you improve with detailed statistics
- Pick up where you left off on any device with iCloud
- Play offline — no connection, no interruptions
- Available in English, German, Spanish, French, Japanese, and Swedish
- Haptic feedback for a satisfying feel