Question 1

What is Sudoku?

Accepted Answer

Sudoku is a logic puzzle where you fill a 9×9 grid with numbers 1-9, ensuring no number repeats in any row, column, or 3×3 box. Also known as Number Place, it's a beloved brain training game worldwide.

Question 2

What's the difference between Sudoku and Number Place?

Accepted Answer

They are the same game. "Sudoku" is a trademarked name in Japan, while "Number Place" is the original name. The game is widely known as Sudoku internationally.

Question 3

Which difficulty should beginners start with?

Accepted Answer

We recommend starting with Easy (4×4 or 6×6) to understand the basic rules and solving techniques. Then progress to Normal (9×9) and Hard (9×9) as you improve.

Question 4

What are some tips for solving Sudoku?

Accepted Answer

Basic tips include: 1) Look for missing numbers in each row, column, and box, 2) Use pencil marks for candidate numbers, 3) Use elimination to find definite numbers. Advanced players can use techniques like "Hidden Singles" and "Naked Singles".

Question 5

Is there a hint feature?

Accepted Answer

Yes, all difficulty levels include a hint feature. When you're stuck, click the hint button to reveal the next solvable cell and its correct number.

Question 6

How do I use the notes feature (pencil marks)?

Accepted Answer

Enable notes mode to add small candidate numbers in each cell. This helps organize possible numbers and enables more logical solving strategies.

Question 7

What happens if I enter a wrong number?

Accepted Answer

Wrong numbers are highlighted in red. You can correct mistakes by clicking the cell again and entering the right number, or use the eraser button to clear it.

Question 8

What are the health benefits of Sudoku?

Accepted Answer

Sudoku exercises logical thinking, concentration, and memory. Regular play can help maintain cognitive function, reduce stress, and potentially help prevent cognitive decline.

Question 9

Can I pause the timer?

Accepted Answer

Yes, use the pause button on the game screen to stop the timer. This is helpful when you need a break or want to think without time pressure.

Question 10

Are there new puzzles every day?

Accepted Answer

Each difficulty level has numerous puzzle patterns, ensuring you get different puzzles each time. You'll rarely encounter the same puzzle twice, keeping the game fresh and challenging.

Sudoku

Select Difficulty

Easy

Normal

Hard

Game Features

Improve Logical Thinking

Note Function

Hint System

No Time Limit

Learn More About Sudoku

🌱 For Beginners

🎯 For Advanced Players

📝 Recommended Progression

Frequently Asked Questions