# 思考実験アプリ vs 不思議コレクション 大人の図鑑

The clearest difference is review sentiment: 不思議コレクション 大人の図鑑 at 88% against 思考実験アプリ's 53%. 思考実験アプリ's advantage is update cadence (every 3 weeks vs every 3 months). On price, ads, in-app purchases and monetization model there is nothing between them.

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

思考実験アプリ ships an update every 3 weeks, 不思議コレクション 大人の図鑑 every 3 months. The most recent releases landed on October 16, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | 思考実験アプリ | 不思議コレクション 大人の図鑑 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/id6473504959/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | 52.9% of reviews | **87.5% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | Ad-supported | Ad-supported |
| Size | 81 MB | 141 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tasuku Yahiro](https://appshunter.io/developer/1527033091) | [ArtsPlanet](https://appshunter.io/developer/661686993) |

## What reviewers say

### 思考実験アプリ

[App page](https://appshunter.io/ios/app/id1610449063)

Explore thought experiments and discover your unique perspective. Compare your answers to others, analyze your thinking type, and engage with diverse viewpoints on ethical, life, and conceptual questions. Features 50 questions across five categories with interactive voting and results visualization.

**Highlights:** Thought experiment questions, Interactive voting system, Analyze thinking type, View player voting results, 50 questions in 5 categories, Creator comments on questions

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

**In-app purchases:** none


### 不思議コレクション 大人の図鑑

[App page](https://appshunter.io/ios/app/id6473504959)

Collect replica items from a museum curated by Medjed, covering history, art, science, and nature. Complete your "Adult Encyclopedia" with detailed descriptions of your collected items. This is a completely free game with no in-app purchases.

**Highlights:** Collect replica items, Complete an adult encyclopedia, Museum-themed collection, Detailed item descriptions, Completely free to play

**In-app purchases:** none


## Frequently asked questions

### Is 思考実験アプリ free?

思考実験アプリ is free to download, with no in-app purchases.

### Is 不思議コレクション 大人の図鑑 free?

不思議コレクション 大人の図鑑 is free to download, with no in-app purchases.

### Do 思考実験アプリ or 不思議コレクション 大人の図鑑 have ads?

Both 思考実験アプリ and 不思議コレクション 大人の図鑑 show ads.

### Which is updated more often, 思考実験アプリ or 不思議コレクション 大人の図鑑?

思考実験アプリ ships an update every 3 weeks, and 不思議コレクション 大人の図鑑 every 3 months. Most recently, 思考実験アプリ was updated on October 16, 2026 and 不思議コレクション 大人の図鑑 on October 8, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*