Sudoku - Classic Puzzle

Sudoku - Classic Puzzle 🧩 — the timeless number puzzle, beautifully simple and fully offline. Train your brain with classic Sudoku anytime, anywhere — no internet needed. Every Sudoku board is hand-checked to have ONE unique solution, so it's always solvable with pure logic — never guessing. From your very first easy puzzle to brutal expert grids, there's an endless supply of Sudoku waiting for you. 🧩 FOUR DIFFICULTY LEVELS Easy, Medium, Hard and Expert. Perfect Sudoku for beginners learning the rules — and a real challenge for seasoned solvers. Unlimited puzzles, a fresh board every time. 📅 DAILY CHALLENGE & DAILY REWARD A brand-new Sudoku puzzle every day. Keep your daily streak alive, claim daily rewards, and come back tomorrow for more. ✏️ SMART, HELPFUL TOOLS • Pencil notes (candidates) — tap or long-press a number • Smart highlighting of matching numbers, row, column & box • Auto-clear notes when you place a number • Hints when you're stuck • Undo, erase and mistake check • Cell-first or number-first input — play your way 🏆 PROGRESS & ACHIEVEMENTS • XP, levels and unlockable achievements • Detailed stats: wins, win rate, best times per level, best streak • 7-day activity chart to track your brain training 🎨 MADE TO ENJOY • Light & dark themes + multiple board colors • Pause anytime, relaxing sound effects & haptics • Clean, distraction-free design • 100% offline — no account, no sign-up, plays without wifi Whether you want a quick brain workout on the bus, a relaxing way to unwind, or a daily logic ritual, Sudoku - Classic Puzzle is the Sudoku game that fits right in your pocket. Download Sudoku - Classic Puzzle, solve your first puzzle, and start your streak today! Supported by ads.