# React用語ドリル vs AI Engineer Quiz

The clearest difference is in-app purchases: React用語ドリル at none against AI Engineer Quiz's 1. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. AI Engineer Quiz sells 1 one-off in-app purchase. React用語ドリル asks for nothing beyond the download.

## The numbers

| Metric | React用語ドリル | AI Engineer Quiz |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Weekly |
| Size | 82 MB | 18 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hiroyuki Shimada](https://appshunter.io/developer/1842271237) | [Kohei Omori](https://appshunter.io/developer/1886931034) |

## What reviewers say

### React用語ドリル

[App page](https://appshunter.io/ios/app/react/id6753059604)

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

**In-app purchases:** none


### AI Engineer Quiz

[App page](https://appshunter.io/ios/app/ai-engineer-quiz/id6770689652)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Access | $5.99 | one-time |


## Frequently asked questions

### Is React用語ドリル free?

React用語ドリル is free to download, with no in-app purchases.

### Is AI Engineer Quiz free?

AI Engineer Quiz is free to download, with in-app purchases available.

### Do React用語ドリル or AI Engineer Quiz have ads?

Neither React用語ドリル nor AI Engineer Quiz shows ads.

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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.*