Sudoku by Volcano is the best puzzle game you can find for your phone and tablet, and it'll help you to learn and improve your skills in the sudoku game.
Sudoku is a logic-based, combinatorial number-placement puzzle game. The objective is to fill a 9×9 grid with digits so that each column, each row, and each of the nine 3×3 sub-grids that compose the grid contains all of the digits from 1 to 9.
And our unique designed real-time scoring system allows you to know how you stack up against all other sudoku players around the world after you finished a puzzle.
With our constantly update and improvement, we’ll build it to be the most well designed, learnable, and user friendly sudoku game you can ever find, and it’s all free!

we created this innovative sudoku free game with several various key features:
• Variation sudokus such as X and Color
• 8 difficulty levels from very beginners to the expert
• Career statistics record information for your gaming
• More than 15000 puzzles are waiting for you
• Custom puzzle can let you create your own puzzle as composed by yourself, or from the papers

during the game, you will be able to
• Auto highlighted numbers for intelligent hint
• Use pencil marks
• Double-click the cell to erase numbers
• Use various kind of items, like check the errors
• Unlimited redo & undo

you can also found more useful functions like
• You can share with your friends
• Auto-save, you can pause at anytime you like without losing any progress
• Timer, you can also disable it in settings
• Selected cell highlighting
• Incorrect digits mark
• Universal App looks great on phone and tablet

Give us your feedback, with your help we'll make it better

We hope you will enjoy the stunning designs of our sudoku, it's really a brain teaser game which helps to work out your brain!

What's New

Version 1.5

Adapt iOS 11.4
Refine user interface
Fix bugs

Ratings and Reviews


THE Best

I've played at least a dozen. This one is by far the best one. Great features, non-obtrusive, very stable, no gimmicks.



Great game. One of my favorites.


Yuanning Jing
30.2 MB
Requires iOS 11.4 or later. Compatible with iPhone, iPad, and iPod touch.
English, French, German, Hindi, Italian, Korean, Portuguese, Russian, Simplified Chinese, Spanish, Traditional Chinese
Age Rating
Rated 4+
© Copyright (c) 2018 Volcano Entertainment. All rights reserved.


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

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