# 3D記憶力テスト～脳トレ・認知症予防アプリ vs おつかいにでかけよう！

3D記憶力テスト～脳トレ・認知症予防アプリ and おつかいにでかけよう！ are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

3D記憶力テスト～脳トレ・認知症予防アプリ ships an update every 29 months, おつかいにでかけよう！ every 22 months. The most recent releases landed on October 6, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | 3D記憶力テスト～脳トレ・認知症予防アプリ | おつかいにでかけよう！ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 29 months | **Every 22 months** |
| Size | 199 MB | 69 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Takuma Takahashi](https://appshunter.io/developer/1514411811) | [Garhi Japan K.K.](https://appshunter.io/developer/1444709284) |

## What reviewers say

### 3D記憶力テスト～脳トレ・認知症予防アプリ

[App page](https://appshunter.io/ios/app/3d/id1528475226)

**Features:** macOS Compatibility

**In-app purchases:** none


### おつかいにでかけよう！

[App page](https://appshunter.io/ios/app/id1645498778)

**In-app purchases:** none


## Frequently asked questions

### Is 3D記憶力テスト～脳トレ・認知症予防アプリ free?

3D記憶力テスト～脳トレ・認知症予防アプリ is free to download, with no in-app purchases.

### Is おつかいにでかけよう！ free?

おつかいにでかけよう！ is free to download, with no in-app purchases.

### Do 3D記憶力テスト～脳トレ・認知症予防アプリ or おつかいにでかけよう！ have ads?

Both 3D記憶力テスト～脳トレ・認知症予防アプリ and おつかいにでかけよう！ show ads.

### Which is updated more often, 3D記憶力テスト～脳トレ・認知症予防アプリ or おつかいにでかけよう！?

3D記憶力テスト～脳トレ・認知症予防アプリ ships an update every 29 months, and おつかいにでかけよう！ every 22 months. Most recently, 3D記憶力テスト～脳トレ・認知症予防アプリ was updated on October 6, 2026 and おつかいにでかけよう！ on October 10, 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.*