# 大人のなぞなぞ極 ~ほとんどの大人が解けない脳トレ謎解きIQアプリ~ vs 東大王からの挑戦状

The clearest difference is rating: 東大王からの挑戦状 at 4.1 against 大人のなぞなぞ極 ~ほとんどの大人が解けない脳トレ謎解きIQアプリ~'s 3.5. 東大王からの挑戦状 also leads on ratings volume (22 vs 2). 大人のなぞなぞ極 ~ほとんどの大人が解けない脳トレ謎解きIQアプリ~'s advantage is ads (none vs shown) and update cadence (every 5 days vs every 3 months). 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.

東大王からの挑戦状 holds the better App Store score, 4.1 against 3.5. That said, the two scores are not equally well evidenced: 東大王からの挑戦状 has 22 ratings behind it against 2, so its average is the more settled of the two. Written reviews complicate that: 47% of 大人のなぞなぞ極 ~ほとんどの大人が解けない脳トレ謎解きIQアプリ~'s written reviews are positive against 36% of 東大王からの挑戦状's, so the app with the better star average is not the one people write more warmly about.

大人のなぞなぞ極 ~ほとんどの大人が解けない脳トレ謎解きIQアプリ~ ships an update every 5 days, 東大王からの挑戦状 every 3 months. The most recent releases landed on October 24, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | 大人のなぞなぞ極 ~ほとんどの大人が解けない脳トレ謎解きIQアプリ~ | 東大王からの挑戦状 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (2 ratings)](https://appshunter.io/ios/app/iq/id1126081509/reviews) | **[4.1 (22 ratings)](https://appshunter.io/ios/app/iq/id1442481744/reviews)** |
| Number of ratings | 2 | **22** |
| Positive reviews | **47.1% of reviews** | 35.7% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 5 days** | Every 3 months |
| Monetization | **Free** | Ad-supported |
| Size | 38 MB | 228 MB |
| Requires iOS | **8.0** | 12.5 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ikue Konno](https://appshunter.io/developer/971968281) | [MIKU KURAKI](https://appshunter.io/developer/1161306102) |

## What reviewers say

### 大人のなぞなぞ極 ~ほとんどの大人が解けない脳トレ謎解きIQアプリ~

[App page](https://appshunter.io/ios/app/iq/id1126081509)

This brain training app offers 100 challenging riddles designed for adults to test and improve their cognitive skills. It features a wide variety of puzzles, from easy to difficult, suitable for all ages and perfect for a stimulating pastime.

**Highlights:** 100 challenging riddles, Brain training for adults, IQ testing, Variety of difficulty levels, Suitable for all ages, Engaging pastime

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

**In-app purchases:** none


### 東大王からの挑戦状

[App page](https://appshunter.io/ios/app/iq/id1442481744)

Test your intellect with challenging brain-training quizzes and puzzles. Solve over 150 unique riddles using your intuition and deduction skills. Can you conquer all the puzzles and prove your intelligence?

**Highlights:** Challenging brain-training quizzes, Over 150 riddle-style puzzles, Intuitive deduction gameplay, Tap-based answer input, Unlimited attempts to solve

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 大人のなぞなぞ極 ~ほとんどの大人が解けない脳トレ謎解きIQアプリ~ free?

大人のなぞなぞ極 ~ほとんどの大人が解けない脳トレ謎解きIQアプリ~ is free to download, with no in-app purchases.

### Is 東大王からの挑戦状 free?

東大王からの挑戦状 is free to download, with no in-app purchases.

### Which has better reviews, 大人のなぞなぞ極 ~ほとんどの大人が解けない脳トレ謎解きIQアプリ~ or 東大王からの挑戦状?

東大王からの挑戦状 is rated higher. 大人のなぞなぞ極 ~ほとんどの大人が解けない脳トレ謎解きIQアプリ~ averages 3.5 out of 5 from 2 ratings, while 東大王からの挑戦状 averages 4.1 from 22 ratings.

### Do 大人のなぞなぞ極 ~ほとんどの大人が解けない脳トレ謎解きIQアプリ~ or 東大王からの挑戦状 have ads?

東大王からの挑戦状 shows ads; 大人のなぞなぞ極 ~ほとんどの大人が解けない脳トレ謎解きIQアプリ~ does not.

### Which is updated more often, 大人のなぞなぞ極 ~ほとんどの大人が解けない脳トレ謎解きIQアプリ~ or 東大王からの挑戦状?

大人のなぞなぞ極 ~ほとんどの大人が解けない脳トレ謎解きIQアプリ~ ships an update every 5 days, and 東大王からの挑戦状 every 3 months. Most recently, 大人のなぞなぞ極 ~ほとんどの大人が解けない脳トレ謎解きIQアプリ~ was updated on October 24, 2026 and 東大王からの挑戦状 on October 26, 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.*