# 3D記憶力テスト～脳トレ・認知症予防アプリ vs 頭サプリ

The clearest difference is in-app purchases: 3D記憶力テスト～脳トレ・認知症予防アプリ at none against 頭サプリ's 1. 頭サプリ's advantage is ads (none vs shown) and update cadence (fortnightly vs every 29 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. 頭サプリ sells 1 in-app purchase, starting at $2.99 per month. 3D記憶力テスト～脳トレ・認知症予防アプリ asks for nothing beyond the download.

3D記憶力テスト～脳トレ・認知症予防アプリ ships an update every 29 months, 頭サプリ fortnightly. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 3D記憶力テスト～脳トレ・認知症予防アプリ | 頭サプリ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 29 months | **Fortnightly** |
| Size | 199 MB | 78 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Takuma Takahashi](https://appshunter.io/developer/1514411811) | [tsugutoshi toda](https://appshunter.io/developer/1861101538) |

## 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


### 頭サプリ

[App page](https://appshunter.io/ios/app/id6761757975)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン | $2.99 | per month |


## 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 頭サプリ free?

頭サプリ is free to download, with in-app purchases available.

### Do 3D記憶力テスト～脳トレ・認知症予防アプリ or 頭サプリ have ads?

3D記憶力テスト～脳トレ・認知症予防アプリ shows ads; 頭サプリ does not.

### Which is updated more often, 3D記憶力テスト～脳トレ・認知症予防アプリ or 頭サプリ?

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 頭サプリ fortnightly. Most recently, 3D記憶力テスト～脳トレ・認知症予防アプリ was updated on November 3, 2026 and 頭サプリ on October 31, 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.*