# Miniris vs 3D記憶力テスト～脳トレ・認知症予防アプリ

The clearest difference is ads: Miniris at none against 3D記憶力テスト～脳トレ・認知症予防アプリ's shown. Miniris also leads on update cadence (daily vs every 29 months) and iOS requirement (6.0 vs 12.0). On price, 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.

Miniris ships an update daily, 3D記憶力テスト～脳トレ・認知症予防アプリ every 29 months. The most recent releases landed on May 17, 2026 and March 21, 2026 respectively.

## The numbers

| Metric | Miniris | 3D記憶力テスト～脳トレ・認知症予防アプリ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Daily** | Every 29 months |
| Size | 41 MB | 199 MB |
| Requires iOS | **6.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Masaki Kanno](https://appshunter.io/developer/843112443) | [Takuma Takahashi](https://appshunter.io/developer/1514411811) |

## What reviewers say

### Miniris

[App page](https://appshunter.io/ios/app/miniris-drop-block-mini/id1348526993)

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Miniris free?

Miniris is free to download, with no in-app purchases.

### 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.

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

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

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

Miniris ships an update daily, and 3D記憶力テスト～脳トレ・認知症予防アプリ every 29 months. Most recently, Miniris was updated on May 17, 2026 and 3D記憶力テスト～脳トレ・認知症予防アプリ on March 21, 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.*