# IQにんじん大収穫 vs AI Concentration

The clearest difference is update cadence: IQにんじん大収穫 at weekly against AI Concentration's every 7 months. AI Concentration's advantage is iOS requirement (12.0 vs 16.6). 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.

IQにんじん大収穫 ships an update weekly, AI Concentration every 7 months. The most recent releases landed on October 1, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | IQにんじん大収穫 | AI Concentration |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ai-concentration/id6444780287/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Weekly** | Every 7 months |
| Monetization | — | Ad-supported |
| Size | 15 MB | 96 MB |
| Requires iOS | 16.6 | **12.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | +9 |
| Developer | [Yuka Yasuda](https://appshunter.io/developer/1624485955) | [Tahito Aoki](https://appshunter.io/developer/289946976) |

## What reviewers say

### IQにんじん大収穫

[App page](https://appshunter.io/ios/app/iq/id1627751647)

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

**In-app purchases:** none


### AI Concentration

[App page](https://appshunter.io/ios/app/ai-concentration/id6444780287)

Engage in a unique matching game using AI-generated images. Instead of identical pairs, match illustrations based on shared themes. Success requires memorization and understanding the AI's creative interpretations.

**Highlights:** AI-generated illustrations, Theme-based matching, Illustration collection, 16 unique themes, 80 total illustrations

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is IQにんじん大収穫 free?

IQにんじん大収穫 is free to download, with no in-app purchases.

### Is AI Concentration free?

AI Concentration is free to download, with no in-app purchases.

### Do IQにんじん大収穫 or AI Concentration have ads?

Both IQにんじん大収穫 and AI Concentration show ads.

### Which is updated more often, IQにんじん大収穫 or AI Concentration?

IQにんじん大収穫 ships an update weekly, and AI Concentration every 7 months. Most recently, IQにんじん大収穫 was updated on October 1, 2026 and AI Concentration on October 11, 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.*