# 3D記憶力テスト～脳トレ・認知症予防アプリ vs PuzlMi

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 PuzlMi's 4. PuzlMi'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. PuzlMi sells 4 one-off in-app purchases. 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, PuzlMi fortnightly. The most recent releases landed on March 21, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | 3D記憶力テスト～脳トレ・認知症予防アプリ | PuzlMi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (6 ratings)](https://appshunter.io/ios/app/puzlmi/id1557971600/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 29 months | **Fortnightly** |
| Monetization | — | Free with in-app purchases |
| Size | 199 MB | 138 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Takuma Takahashi](https://appshunter.io/developer/1514411811) | [Egowall LLC](https://appshunter.io/developer/1161529039) |

## 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


### PuzlMi

[App page](https://appshunter.io/ios/app/puzlmi/id1557971600)

Immerse yourself in a calming puzzle game with beautiful handcrafted challenges. Explore diverse wildlife habitats and enjoy ambient music. Save and share your creations with friends.

**Highlights:** Handcrafted puzzles, Wildlife habitat themes, Multiple difficulty modes, Ambient music tracks, Save and share puzzles

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Forest Puzzle Pack | $0.99 | one-time |
| Farm Puzzle Pack | $0.99 | one-time |
| Wetland Puzzle Pack | $0.99 | one-time |
| Wilderness Puzzle Pack | $0.99 | one-time |


## 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 PuzlMi free?

PuzlMi 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 PuzlMi have ads?

3D記憶力テスト～脳トレ・認知症予防アプリ shows ads; PuzlMi 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 PuzlMi?

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 PuzlMi fortnightly. Most recently, 3D記憶力テスト～脳トレ・認知症予防アプリ was updated on March 21, 2026 and PuzlMi on September 18, 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.*