# 脳トレ21 vs Dalgona Candy Challenge

The clearest difference is update cadence: Dalgona Candy Challenge at every 2 weeks against 脳トレ21's every 3 months. 脳トレ21's advantage is iOS requirement (11.0 vs 13.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

脳トレ21 ships an update every 3 months, Dalgona Candy Challenge every 2 weeks. The most recent releases landed on November 11, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | 脳トレ21 | Dalgona Candy Challenge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.2 (100 ratings)](https://appshunter.io/ios/app/dalgona-candy-challenge/id1588222235/reviews)** |
| Number of ratings | — | **100** |
| Positive reviews | — | 18.8% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | — | Ad-supported |
| Size | 107 MB | 96 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ZERONE](https://appshunter.io/developer/1708775781) | [ROCINANTE GAMES YAZILIM VE PAZARLAMA ANONIM SIRKETI](https://appshunter.io/developer/1571036112) |

## What reviewers say

### 脳トレ21

[App page](https://appshunter.io/ios/app/21/id1471846944)

**Features:** macOS Compatibility

**In-app purchases:** none


### Dalgona Candy Challenge

[App page](https://appshunter.io/ios/app/dalgona-candy-challenge/id1588222235)

Test your precision and speed in this challenging candy game. Use a needle to carefully extract shapes from brittle candy before time runs out. Avoid cracking the candy to succeed in this exciting adventure.

**Highlights:** Precise needle control, Shape extraction, Time-based challenges, Avoid cracking candy, Adventure gameplay

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 脳トレ21 free?

脳トレ21 is free to download, with no in-app purchases.

### Is Dalgona Candy Challenge free?

Dalgona Candy Challenge is free to download, with no in-app purchases.

### Do 脳トレ21 or Dalgona Candy Challenge have ads?

Both 脳トレ21 and Dalgona Candy Challenge show ads.

### Which is updated more often, 脳トレ21 or Dalgona Candy Challenge?

脳トレ21 ships an update every 3 months, and Dalgona Candy Challenge every 2 weeks. Most recently, 脳トレ21 was updated on November 11, 2026 and Dalgona Candy Challenge on November 3, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*