Sudoku Classic Puzzle by Evsi

Discover Sudoku — the classic puzzle with a modern design and endless possibilities! Immerse yourself in a world of numbers and logic with a game that's designed to be your perfect companion for brain training and pleasant relaxation.

What makes our app special?

We've combined the classic rules of Sudoku with a meticulously crafted interface to offer you a comfortable gaming experience. Whether you're a complete beginner or a seasoned master, you'll find a difficulty level that suits you and enjoy the game anytime, anywhere.

Key features you'll love:

Infinite Puzzles: Never solve the same Sudoku twice! Our unique generator creates trillions of unique combinations. This means that even if you played non-stop for your entire life, you would never run out of new puzzles. Every game is a truly new challenge!

Play OFFLINE: No internet? No problem! Our app works everywhere: on a plane, in the subway, or far from civilization. Your puzzle is always at your fingertips.

4 Difficulty Levels: Choose your pace—from "Easy" for a relaxing warm-up to "Expert" for true professionals looking for a serious challenge.

Smart Hints: If you get stuck, use a hint to reveal the correct number in the selected cell. You have three hints per game—use them wisely!

"Notes" Mode (Pencil): Jot down several potential numbers in a single cell to make it easier to reason and apply complex strategies.

"Undo" Function: Made a mistake or want to try a different combination? Undo your last action with a single tap.

Duplicate and Error Highlighting: The app automatically highlights identical numbers, as well as conflicts in a row, column, or 3x3 block, helping you spot mistakes faster.

Statistics and Records: Track your progress! The app saves your number of wins and best time for each difficulty level. Set new records and compete against yourself!

Auto-Save: We value your time. If you need to take a break, the game will be saved automatically. You can always pick up right where you left off with the "Continue Game" button on the main menu.

Designed for Your Comfort:

We've paid special attention to the design to ensure nothing distracts you from the game.

6 Gorgeous Themes: Customize the app's appearance to match your mood! Choose from six elegant themes (3 light and 3 dark), each with a beautiful gradient background.

Smooth Animations: Enjoy a responsive and "live" interface with beautiful animations.

Full Localization: Play in your native language! We support many languages, including English, Spanish, German, and many more.

Sudoku is more than just a game. It's a daily workout for your mind, a way to improve concentration and memory, and a great opportunity to relax and escape from the daily hustle.

Ready to take on the challenge and become a Sudoku master? Download the app now and dive into the fascinating world of number puzzles!

Recent changes:
Improved interface and gameplay: identical notes are now removed automatically after a correct answer, added protection against accidental mistakes (you can’t enter a number that already exists in intersecting cells), and made highlighting of identical numbers brighter. The “Notes” button now has clear visual feedback, and the bug with false errors after loading a save has been fixed. Added support for 13 new languages!