iOS
Over 50 million downloads! The only thing you need to do is to “bump two balls.” Will you be able to clear the
Free
Download on theApp Store ↗
Train your brain with the classic number puzzle loved by millions worldwide. Whether you're a complete beginner or a seasoned Sudoku master, this clean and intuitive app delivers the perfect challenge at every level. FEATURES - Multiple difficulty levels — Easy, Medium, Hard, and Expert - Daily Sudoku challenges to keep your streak going - Instant
KRTAKE A LOOK AROUND
Inside the game.
Official screenshots supplied through Apple. Artwork belongs to the respective developer. Download on theApp Store ↗
Before you play.
- Game style
- Puzzle · Trivia
- Platforms
- iPhone · iPad
- Languages
- EN
- Download size
- 42 MB (store snapshot)
Check the official page for current availability, supported devices and any in-game purchases.
Is this your kind of game?
- Explore puzzle / trivia gameplay
Based on listed game features. This is not a firsthand review. Check the publisher’s listing ↗
Before your first session
- Check that your Apple device runs iOS 17.6 or later.
What’s new in 6.1.0.
- Added support for Light and Dark Mode on both iPhone and iPad
- Kept the original appearance in Light Mode
- Improved game board visibility in Dark Mode
- Fixed an issue where music could start on launch even when turned off in Settings
Release notes supplied by the developer through the App Store.
About Sudoku Zen - Number Puzzle
Developer description, as provided in the original store listing.
Train your brain with the classic number puzzle loved by millions worldwide.
Whether you're a complete beginner or a seasoned Sudoku master, this clean and intuitive app delivers the perfect challenge at every level.
FEATURES
- Multiple difficulty levels — Easy, Medium, Hard, and Expert
- Daily Sudoku challenges to keep your streak going
- Instant error detection — no wrong moves slip through
- Complete stats: best time, highest score, longest winning streak
- Beautiful background music for focus and calm
- Game Center leaderboards & achievements
HOW TO PLAY
Fill a 9×9 grid so every row, column, and 3×3 box contains the digits 1–9. Simple rules, deep strategy.
Unlike paper puzzles, you'll never need to erase a mistake. The app catches errors in real time, so you can focus on the logic — not the eraser.
Perfect for daily brain exercise, commutes, or winding down before bed.
Good to know.
- Developer
- iThinkdiff
- Release date
- Oct 23, 2012
- Latest version
- 6.1.0
- Requires
- iOS 17.6 or later
- Price snapshot
- Free KRW
- Source checked
- Nov 9, 2026
Apple App Store lookup ↗ · Store ratings, prices, and availability can change. Check the App Store for your region.
A few quick answers.
Is Sudoku Zen - Number Puzzle available on iPhone?
Sudoku Zen - Number Puzzle is listed on the KR App Store. Availability varies by region and compatible device.
Is Sudoku Zen - Number Puzzle free?
The recorded download price is free. In-app purchases, subscriptions, or additional content may cost extra. Source checked Nov 9, 2026.
How is the game’s social activity measured?
Good Game Daily compares available samples of recent game mentions with the preceding 24-hour window. Coverage and source failures are disclosed. Read the methodology.
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