Sudoku Lounge - Classic Sudoku

Classic Sudoku Game for beginners and advanced players! Enjoy the Sudoku Puzzle World 🌍 with over 20,000 free hand-crafted puzzles, all conveniently accessible to you both offline and online. Make Sudoku solving a daily habit and train your brain and memory.

Sudoku is a number puzzle game based on logic, where the goal is to position digits from 1 to 9 into each grid cell, ensuring that each number is used only once in every row, column, and block. Play our game and relax while completing enjoyable levels, and learn new Sudoku techniques.

Highlights:
✔ Super clean and comfortable game board,
✔ Five difficulty levels - choose from easy, medium, hard, expert, or the unbeatable Invictus! 🥋
✔ Magic Pencil ⭐ - auto-fill all pencil notes with just one move,
✔ Rank your time 🎯 among other players,
✔ Themes - select the color theme 🎨 you prefer, including the Sudoku Dark theme to make it easier for your eyes,
✔ Track your skill growth 💪 with a clean time chart,
✔ Daily Challenges - Complete daily challenges and collect a set of exquisite and magical figurines,
✔ Choose any puzzle by number! Start multiple puzzles and then return to the ones you prefer to continue solving at your convenience,
✔ Customize the game to your preferences - turn on/off sounds, highlight identical numbers or peer cells, auto-remove notes, show mistakes, etc.
✔ Challenge your mind and solve daily updated puzzles!

Additional features:
✓ Use the Sudoku autofill feature to display all pencil notes,
✓ Share the game with your friends on Instagram, Facebook, Twitter, etc.,
✓ Customize themes, colors, fonts; experience a fresh and modern look with our new Material Design theme,

✓ Google Play Services enable you to compare your rank on leaderboards and securely save your progress in the cloud,
✓ Fast input mode for experienced gamers,
✓ Pencil mode - use your pencil notes as you like,
✓ New Sudoku puzzles every week,
✓ Sudoku learning for new players,
✓ Notes taking, error highlighting, multiple undo/redo, and more!
✓ Clean and modern UI design,
✓ Auto-save and sync your progress between multiple devices.

Our Sudoku game is ideal for players of all skill levels! Also it is a great way to learn Sudoku for the first time.

At Sudoku Labs, we are all enthusiasts who love playing Sudoku! We continuously enhance and improve our game. All our puzzles are hand-crafted to provide you with the best Sudoku experience.

If you have any ideas, questions, or suggestions, please let us know! We are always here for you.

Recent changes:
Minor improvements. Fixed some bugs.
Thank you for playing Sudoku Lounge!