# 名探偵からの挑戦状－謎解きIQ診断アプリ vs なぞなぞクイズ

The clearest difference is rating: なぞなぞクイズ at 5.0 against 名探偵からの挑戦状－謎解きIQ診断アプリ's 3.4. 名探偵からの挑戦状－謎解きIQ診断アプリ's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price, ratings volume, update cadence and device support there is nothing between them.

Both are free to download. なぞなぞクイズ sells 1 one-off in-app purchase. 名探偵からの挑戦状－謎解きIQ診断アプリ asks for nothing beyond the download.

なぞなぞクイズ holds the better App Store score, 5.0 against 3.4. Both are backed by a comparable volume of ratings — 7 and 4 respectively. Written reviews complicate that: 71% of 名探偵からの挑戦状－謎解きIQ診断アプリ's written reviews are positive against 42% of なぞなぞクイズ's, so the app with the better star average is not the one people write more warmly about.

名探偵からの挑戦状－謎解きIQ診断アプリ ships an update monthly, なぞなぞクイズ every 2 months. The most recent releases landed on November 6, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | 名探偵からの挑戦状－謎解きIQ診断アプリ | なぞなぞクイズ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.4 (7 ratings)](https://appshunter.io/ios/app/iq/id1378838547/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/id1455488651/reviews)** |
| Number of ratings | **7** | 4 |
| Positive reviews | **70.9% of reviews** | 41.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free | — |
| Size | 234 MB | 15 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [MIKU KURAKI](https://appshunter.io/developer/1161306102) | [takeshi inoue](https://appshunter.io/developer/1452042026) |

## What reviewers say

### 名探偵からの挑戦状－謎解きIQ診断アプリ

[App page](https://appshunter.io/ios/app/iq/id1378838547)

Test your deductive reasoning and problem-solving skills with challenging riddles. Uncover the truth by thinking creatively and logically. Aim to become a detective by solving numerous puzzles.

**Highlights:** Challenging riddles, Deductive reasoning tests, IQ diagnostics, Creative thinking puzzles, Mystery and deduction challenges, Earn Rakuten Super Points

**Features:** macOS Compatibility

**In-app purchases:** none


### なぞなぞクイズ

[App page](https://appshunter.io/ios/app/id1455488651)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告非表示 | $4.99 | one-time |


## Frequently asked questions

### Is 名探偵からの挑戦状－謎解きIQ診断アプリ free?

名探偵からの挑戦状－謎解きIQ診断アプリ is free to download, with no in-app purchases.

### Is なぞなぞクイズ free?

なぞなぞクイズ is free to download, with in-app purchases available.

### Which has better reviews, 名探偵からの挑戦状－謎解きIQ診断アプリ or なぞなぞクイズ?

なぞなぞクイズ is rated higher. 名探偵からの挑戦状－謎解きIQ診断アプリ averages 3.4 out of 5 from 7 ratings, while なぞなぞクイズ averages 5.0 from 4 ratings.

### Do 名探偵からの挑戦状－謎解きIQ診断アプリ or なぞなぞクイズ have ads?

なぞなぞクイズ shows ads; 名探偵からの挑戦状－謎解きIQ診断アプリ does not.

### Which is updated more often, 名探偵からの挑戦状－謎解きIQ診断アプリ or なぞなぞクイズ?

名探偵からの挑戦状－謎解きIQ診断アプリ ships an update monthly, and なぞなぞクイズ every 2 months. Most recently, 名探偵からの挑戦状－謎解きIQ診断アプリ was updated on November 6, 2026 and なぞなぞクイズ on November 2, 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.*