Sudoku Zen - Number Puzzle

Train your brain with the classic number puzzle loved by millions worldwide. Whether you're a complete beginner or a seasoned Sudoku master, this clean and intuitive app delivers the perfect challenge at every level. FEATURES - Multiple difficulty levels — Easy, Medium, Hard, and Expert - Daily Sudoku challenges to keep your streak going - Instant error detection — no wrong moves slip through - Complete stats: best time, highest score, longest winning streak - Beautiful background music for focus and calm - Game Center leaderboards & achievements HOW TO PLAY Fill a 9×9 grid so every row, column, and 3×3 box contains the digits 1–9. Simple rules, deep strategy. Unlike paper puzzles, you'll never need to erase a mistake. The app catches errors in real time, so you can focus on the logic — not the eraser. Perfect for daily brain exercise, commutes, or winding down before bed.