# 大人のなぞなぞ3 ~暇つぶし脳トレIQ謎解きアプリ~ vs 謎解き ~孤島に秘めし9つの手紙~ 脱出ゲーム風推理アドベンチャー

The clearest difference is rating: 謎解き ~孤島に秘めし9つの手紙~ 脱出ゲーム風推理アドベンチャー at 5.0 against 大人のなぞなぞ3 ~暇つぶし脳トレIQ謎解きアプリ~'s 4.5. 謎解き ~孤島に秘めし9つの手紙~ 脱出ゲーム風推理アドベンチャー also leads on monetization model (free vs ad-supported) and iOS requirement (6.0 vs 12.0). 大人のなぞなぞ3 ~暇つぶし脳トレIQ謎解きアプリ~'s advantage is device support. On price, ratings volume and in-app purchases there is nothing between them.

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

謎解き ~孤島に秘めし9つの手紙~ 脱出ゲーム風推理アドベンチャー holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

## The numbers

| Metric | 大人のなぞなぞ3 ~暇つぶし脳トレIQ謎解きアプリ~ | 謎解き ~孤島に秘めし9つの手紙~ 脱出ゲーム風推理アドベンチャー |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (2 ratings)](https://appshunter.io/ios/app/3-iq/id1115275789/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/9/id1119194358/reviews)** |
| Number of ratings | 2 | 2 |
| Positive reviews | 55.6% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | — |
| Update frequency | Every 11 days | — |
| Monetization | Ad-supported | **Free** |
| Size | 34 MB | 32 MB |
| Requires iOS | 12.0 | **6.0** |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 9+ |
| Developer | [Ikue Konno](https://appshunter.io/developer/971968281) | [Jammsworks Inc.](https://appshunter.io/developer/1080532994) |

## What reviewers say

### 大人のなぞなぞ3 ~暇つぶし脳トレIQ謎解きアプリ~

[App page](https://appshunter.io/ios/app/3-iq/id1115275789)

This brain-training app offers 100 riddles designed to encourage flexible thinking. It features a wide range of difficulty levels, from easy to challenging, making it enjoyable for all ages. Perfect for those who enjoy puzzles, IQ tests, and cryptograms as a way to pass the time.

**Highlights:** Brain training puzzles, 100 riddles, Varied difficulty levels, Suitable for all ages, IQ and cryptogram challenges

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

**In-app purchases:** none

**What reviewers like**

- 👍 Puzzles are fun and engaging
- 🧠 Good mental exercise
- 👍 Suitable for killing time
- 💡 Puzzles are well-designed
- 👍 Satisfying when solved

**What reviewers complain about**

- 🐛 App crashes frequently
- 🐛 Ads appear after hints/correct answers
- 🐛 Forced to write reviews to progress
- 🐛 Frustrating when hints cause crashes
- 🐛 Some puzzles are too difficult

**Reported bugs**

- App crashes during play
- Hints cause the app to crash
- App crashes when hints are used
- App crashes occasionally
- App forces reviews to proceed

**Requested features**

- Stop ads after hints or correct answers
- Improve stability to prevent crashes
- Remove forced review prompts to progress
- Clarify puzzle instructions, especially regarding answer format (e.g., hiragana vs. kanji)


### 謎解き ~孤島に秘めし9つの手紙~ 脱出ゲーム風推理アドベンチャー

[App page](https://appshunter.io/ios/app/9/id1119194358)

Embark on a mystery adventure on a deserted island to find your way home. Solve over 100 puzzles, collect keywords, and use points for hints to progress through increasingly challenging islands and uncover the island's secrets.

**Highlights:** Over 100 challenging puzzles, Progress through islands by solving riddles, Collect keywords and points, Use points for hints, Share puzzles for help, View answers when stuck, Revisit previous islands

**In-app purchases:** none


## Frequently asked questions

### Is 大人のなぞなぞ3 ~暇つぶし脳トレIQ謎解きアプリ~ free?

大人のなぞなぞ3 ~暇つぶし脳トレIQ謎解きアプリ~ is free to download, with no in-app purchases.

### Is 謎解き ~孤島に秘めし9つの手紙~ 脱出ゲーム風推理アドベンチャー free?

謎解き ~孤島に秘めし9つの手紙~ 脱出ゲーム風推理アドベンチャー is free to download, with no in-app purchases.

### Which has better reviews, 大人のなぞなぞ3 ~暇つぶし脳トレIQ謎解きアプリ~ or 謎解き ~孤島に秘めし9つの手紙~ 脱出ゲーム風推理アドベンチャー?

謎解き ~孤島に秘めし9つの手紙~ 脱出ゲーム風推理アドベンチャー is rated higher. 大人のなぞなぞ3 ~暇つぶし脳トレIQ謎解きアプリ~ averages 4.5 out of 5 from 2 ratings, while 謎解き ~孤島に秘めし9つの手紙~ 脱出ゲーム風推理アドベンチャー averages 5.0 from 2 ratings.

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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.*