Sudoku: Classic Number Puzzle

Enjoy a classic Sudoku experience designed for players who love number puzzles, logic challenges, and relaxing brain games.

Fill the 9×9 grid with numbers from 1 to 9, making sure every row, column, and 3×3 box contains each number only once. Start with an easy puzzle, improve your skills, and work your way toward harder challenges.

Whether you have a few minutes for a quick brain workout or want to spend longer solving puzzles, Sudoku gives you a simple and satisfying challenge wherever you are.

## How to Play

• Fill empty cells with numbers from 1 to 9.
• Make sure each number appears only once in every row.
• Check each column for duplicate numbers.
• Complete every 3×3 box without repeating a number.
• Use logic and deduction to find the correct solution.
• Complete the grid to finish the puzzle.

The rules are simple, but every puzzle requires careful thinking. Examine the available numbers, identify possibilities, and plan your next move before filling a cell.

## Choose Your Difficulty

Start at a level that matches your experience and increase the challenge whenever you're ready.

### Easy

A great starting point for beginners learning Sudoku.

### Medium

A balanced challenge for regular players.

### Hard

More complex grids require stronger deduction and planning.

### Expert, Master & Extreme

Push your solving skills further with puzzles that demand patience, concentration, and strategy.

## Daily Sudoku Challenges

Make puzzle solving part of your daily routine. Take on a fresh challenge, improve your solving skills, and try to beat your best performance.

## Helpful Puzzle Tools

Stuck on a difficult puzzle? Use helpful tools when you need them.

• Hints to help you move forward
• Notes for tracking possible numbers
• Undo and erase tools
• Auto-check to identify mistakes
• Highlighting for related cells
• Auto-save to continue later

Challenge yourself to solve puzzles without assistance or use the tools when necessary.

## Train Your Logic

Sudoku is a number puzzle built around deduction and careful observation.

As you solve different grids, you'll practice:

• Logical thinking
• Problem-solving
• Concentration
• Pattern recognition
• Memory
• Attention to detail
• Strategic planning

Take your time, examine the grid, and find the solution one step at a time.

## Play Offline

No Wi-Fi? No problem.

Enjoy Sudoku without needing a constant internet connection. Solve puzzles at home, while traveling, during a commute, or whenever you have a few quiet minutes.

## Simple and Clean Design

Focus on the numbers without unnecessary distractions. The clear 9×9 grid and responsive controls make it easy to enter numbers, add notes, check possibilities, and work through each challenge.

## Features

• Classic 9×9 Sudoku puzzles
• Multiple difficulty levels
• Easy, Medium, Hard, Expert, Master, and Extreme challenges
• Daily puzzle challenges
• Helpful hints and Notes mode
• Undo and erase tools
• Auto-check and duplicate highlighting
• Auto-save progress
• Progress statistics
• Clean and intuitive interface
• Offline gameplay
• Phone and tablet support

## From Beginner to Sudoku Master

Never played before? Start with easy puzzles and learn the fundamentals. As you improve, move through the difficulty levels and challenge yourself with more complex grids.

Already an experienced player? Choose a harder level, improve your solving speed, and see if you can complete challenging puzzles with fewer mistakes.

Ready to test your logic?

Start playing Sudoku today, complete the grid, challenge your mind, and work your way toward becoming a Sudoku master.

Recent changes:
Resolved Bugs