# 脳トレクイズ・認知症予防クイズ vs Brain Training AHA

The clearest difference is update cadence: Brain Training AHA at every 33 months against 脳トレクイズ・認知症予防クイズ's every 105 months. Brain Training AHA also leads on iOS requirement (15.0 vs 18.5). 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.

脳トレクイズ・認知症予防クイズ ships an update every 105 months, Brain Training AHA every 33 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | 脳トレクイズ・認知症予防クイズ | Brain Training AHA |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 105 months | **Every 33 months** |
| Size | 18 MB | 22 MB |
| Requires iOS | 18.5 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Akio SHIMURA](https://appshunter.io/developer/1279822048) | [yuzuru watanabe](https://appshunter.io/developer/1564714966) |

## What reviewers say

### 脳トレクイズ・認知症予防クイズ

[App page](https://appshunter.io/ios/app/id1285066386)

**Features:** macOS Compatibility

**In-app purchases:** none


### Brain Training AHA

[App page](https://appshunter.io/ios/app/brain-training-aha/id1564714964)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 脳トレクイズ・認知症予防クイズ free?

脳トレクイズ・認知症予防クイズ is free to download, with no in-app purchases.

### Is Brain Training AHA free?

Brain Training AHA is free to download, with no in-app purchases.

### Do 脳トレクイズ・認知症予防クイズ or Brain Training AHA have ads?

Neither 脳トレクイズ・認知症予防クイズ nor Brain Training AHA shows ads.

### Which is updated more often, 脳トレクイズ・認知症予防クイズ or Brain Training AHA?

脳トレクイズ・認知症予防クイズ ships an update every 105 months, and Brain Training AHA every 33 months. Most recently, 脳トレクイズ・認知症予防クイズ was updated on November 3, 2026 and Brain Training AHA 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.*