# Daily Sudoku - Brain Puzzle — Killer, Thermo & Arrow Sudoku

> Killer, Thermo & Arrow Sudoku (iPhone/iPad app by Wonbum Pyum.)

- Source: https://appshunter.io/ios/app/daily-sudoku-brain-puzzle/id6819275133 (this page in markdown: same URL + `.md`)
- Developer: [Wonbum Pyum](https://appshunter.io/developer/6814852655)
- Category: Games
- Price: Free
- Age rating: 4+
- Requires: iOS 15.0 · 37 MB
- Languages: American English, Japanese, Korean, Chinese (Simplified, China), European Spanish, Chinese (Traditional, Taiwan)
- Released: 2026-10-15
- Data updated: 2026-10-26

## What is Daily Sudoku?

Daily Sudoku: a classic number puzzle for every level, from beginner to expert.

Start easy and work up to expert puzzles. Each puzzle has a single solution. Five difficulty levels, five variant modes, and a new Daily Challenge every day.

CLASSIC SUDOKU, 5 LEVELS
Relaxed Easy to demanding Expert. Thousands of carefully made puzzles, each with one unique solution.

DAILY CHALLENGE & STREAKS
A new puzzle every day. Build your streak and keep your brain sharp.

5 VARIANT MODES
- Diagonal: digits 1 to 9 also appear on both main diagonals
- Killer: solve with cage sums
- Thermo: digits increase along each thermometer
- Arrow: the cells on an arrow add up to the circle value
- Time Attack: race the clock

SMART SOLVING TOOLS
- Highlight matching numbers and cells
- Pencil marks for candidate numbers
- Hints when you get stuck
- Error check and unlimited undo

LEARN 11 SOLVING TECHNIQUES
From naked singles and hidden pairs to advanced patterns, learn real solving techniques through visual, step-by-step lessons. The app finds your weak spots and suggests lessons for them.

STATS & ACHIEVEMENTS
See your best times, completion rate, and streaks at a glance. Unlock achievements as you improve.

COMFORTABLE DESIGN
- 10 color themes
- Dark mode for easy viewing
- Adjustable font size and haptic feedback
- Vertical layout that is easy to use one-handed

PLAY ANYWHERE
Fully offline. Available in English, Korean, Japanese, Spanish, Simplified Chinese, and Traditional Chinese.

Download Daily Sudoku today and train your brain with one puzzle a day!

## Is Daily Sudoku safe?

Not enough ratings yet to assess Daily Sudoku.

## Is Daily Sudoku legit?

Daily Sudoku - Brain Puzzle appears legitimate, with a few gaps. The AppsHunter Legitimacy Score for Daily Sudoku is 65 out of 100 points across 7 verification signals from App Store and developer data.


## Version history (last 1 release)

### 1.2.1 — 2026-10-15

No release notes.

## More apps by Wonbum Pyum

- [TOPIK Korean (Learn Korean)](https://appshunter.io/ios/app/topik-korean-learn-korean/id6814852323)
- [한자마스터 - 한자능력검정시험 (8급~특급)](https://appshunter.io/ios/app/8/id6816827429)
- [매일매일 일본어 단어](https://appshunter.io/ios/app/id6823103394)

All apps by Wonbum Pyum: https://appshunter.io/developer/6814852655

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-10-26.*