# 大人のなぞなぞ3 ~暇つぶし脳トレIQ謎解きアプリ~ vs よく見るとおかしい画像 9時限目！

The clearest difference is rating: 大人のなぞなぞ3 ~暇つぶし脳トレIQ謎解きアプリ~ at 4.5 against よく見るとおかしい画像 9時限目！'s 3.0. 大人のなぞなぞ3 ~暇つぶし脳トレIQ謎解きアプリ~ also leads on update cadence (every 11 days vs every 13 months). よく見るとおかしい画像 9時限目！'s advantage is ads (none vs shown) and review sentiment (76% vs 56%). On price, ratings volume, 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.

大人のなぞなぞ3 ~暇つぶし脳トレIQ謎解きアプリ~ holds the better App Store score, 4.5 against 3.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews complicate that: 56% of 大人のなぞなぞ3 ~暇つぶし脳トレIQ謎解きアプリ~'s written reviews are positive against 76% of よく見るとおかしい画像 9時限目！'s, so the app with the better star average is not the one people write more warmly about.

大人のなぞなぞ3 ~暇つぶし脳トレIQ謎解きアプリ~ ships an update every 11 days, よく見るとおかしい画像 9時限目！ every 13 months. The most recent releases landed on October 6, 2026 and October 13, 2026 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~ | よく見るとおかしい画像 9時限目！ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/3-iq/id1115275789/reviews)** | [3.0 (1 ratings)](https://appshunter.io/ios/app/9/id1332983446/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 55.6% of reviews | **76.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 11 days** | Every 13 months |
| Monetization | Ad-supported | **Free** |
| Size | 34 MB | 168 MB |
| Requires iOS | 12.0 | **9.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Ikue Konno](https://appshunter.io/developer/971968281) | [MASK APP LLC](https://appshunter.io/developer/1145303731) |

## 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)


### よく見るとおかしい画像 9時限目！

[App page](https://appshunter.io/ios/app/9/id1332983446)

This puzzle game challenges players to find subtle differences in images. By carefully examining pictures and tapping on the unusual elements, players can test their observation skills. It's a fun way to engage your brain with visually intriguing challenges.

**Highlights:** Find subtle image differences, Tap on strange parts, Visually engaging puzzles, Observation skill test, Simple tap controls

**Features:** macOS Compatibility

**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 よく見るとおかしい画像 9時限目！ free?

よく見るとおかしい画像 9時限目！ 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 よく見るとおかしい画像 9時限目！?

大人のなぞなぞ3 ~暇つぶし脳トレIQ謎解きアプリ~ 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 よく見るとおかしい画像 9時限目！ averages 3.0 from 1 ratings.

### Do 大人のなぞなぞ3 ~暇つぶし脳トレIQ謎解きアプリ~ or よく見るとおかしい画像 9時限目！ have ads?

大人のなぞなぞ3 ~暇つぶし脳トレIQ謎解きアプリ~ shows ads; よく見るとおかしい画像 9時限目！ does not.

### Which is updated more often, 大人のなぞなぞ3 ~暇つぶし脳トレIQ謎解きアプリ~ or よく見るとおかしい画像 9時限目！?

大人のなぞなぞ3 ~暇つぶし脳トレIQ謎解きアプリ~ ships an update every 11 days, and よく見るとおかしい画像 9時限目！ every 13 months. Most recently, 大人のなぞなぞ3 ~暇つぶし脳トレIQ謎解きアプリ~ was updated on October 6, 2026 and よく見るとおかしい画像 9時限目！ on October 13, 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.*