# 頭を柔らかくする脳トレ２ vs 魚へん 漢字クイズ

The clearest difference is rating: 魚へん 漢字クイズ at 5.0 against 頭を柔らかくする脳トレ２'s 4.1. 魚へん 漢字クイズ also leads on update cadence (every 8 days vs every 10 months) and review sentiment (80% vs 53%). 頭を柔らかくする脳トレ２'s advantage is ratings volume (21 vs 1). On price, ads, 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.

魚へん 漢字クイズ holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: 頭を柔らかくする脳トレ２ has 21 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 53% of 頭を柔らかくする脳トレ２'s written reviews are positive against 80% of 魚へん 漢字クイズ's.

頭を柔らかくする脳トレ２ ships an update every 10 months, 魚へん 漢字クイズ every 8 days. The most recent releases landed on September 26, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | 頭を柔らかくする脳トレ２ | 魚へん 漢字クイズ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.1 (21 ratings)](https://appshunter.io/ios/app/iq/id1222856278/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/100/id1599918521/reviews)** |
| Number of ratings | **21** | 1 |
| Positive reviews | 52.8% of reviews | **80.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 10 months | **Every 8 days** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 97 MB | 53 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jammsworks Inc.](https://appshunter.io/developer/1080532994) | [Hideyuki Aono](https://appshunter.io/developer/1458194648) |

## What reviewers say

### 頭を柔らかくする脳トレ２

[App page](https://appshunter.io/ios/app/iq/id1222856278)

This app offers a series of brain-training puzzles designed to refresh your mind. Solve over 500 riddles and logic problems across multiple stages, using hints and keywords to progress. It's a fun way to challenge your cognitive skills and keep your brain agile.

**Highlights:** 500 brain-training puzzles, Stage-based progression, Hint system, Keyword system for progression, Answer reveal option, Return to previous stages

**In-app purchases:** none


### 魚へん 漢字クイズ

[App page](https://appshunter.io/ios/app/100/id1599918521)

Test your knowledge of kanji related to fish. Learn to read and identify these characters through interactive quizzes. Earn coins for correct answers and progress through increasingly challenging levels.

**Highlights:** Tap to read kanji, Tap kanji for given readings, Earn coins for correct answers, Progress to intermediate/advanced levels, Learn fish-related kanji

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

**In-app purchases:** none


## Frequently asked questions

### Is 頭を柔らかくする脳トレ２ free?

頭を柔らかくする脳トレ２ is free to download, with no in-app purchases.

### Is 魚へん 漢字クイズ free?

魚へん 漢字クイズ is free to download, with no in-app purchases.

### Which has better reviews, 頭を柔らかくする脳トレ２ or 魚へん 漢字クイズ?

魚へん 漢字クイズ is rated higher. 頭を柔らかくする脳トレ２ averages 4.1 out of 5 from 21 ratings, while 魚へん 漢字クイズ averages 5.0 from 1 ratings.

### Do 頭を柔らかくする脳トレ２ or 魚へん 漢字クイズ have ads?

Both 頭を柔らかくする脳トレ２ and 魚へん 漢字クイズ show ads.

### Which is updated more often, 頭を柔らかくする脳トレ２ or 魚へん 漢字クイズ?

頭を柔らかくする脳トレ２ ships an update every 10 months, and 魚へん 漢字クイズ every 8 days. Most recently, 頭を柔らかくする脳トレ２ was updated on September 26, 2026 and 魚へん 漢字クイズ on September 21, 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.*