# 外研阅读 vs TraitGen

The clearest difference is in-app purchases: TraitGen at none against 外研阅读's 10. 外研阅读's advantage is iOS requirement (11.0 vs 13.4). On price, ads and device support there is nothing between them.

Both are free to download. 外研阅读 sells 10 one-off in-app purchases. TraitGen asks for nothing beyond the download.

## The numbers

| Metric | 外研阅读 | TraitGen |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.3 (4 ratings)](https://appshunter.io/ios/app/id661567755/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Size | 133 MB | 26 MB |
| Requires iOS | **11.0** | 13.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [FLTRP](https://appshunter.io/developer/420338542) | [Mousheng Xu](https://appshunter.io/developer/1111034505) |

## What reviewers say

### 外研阅读

[App page](https://appshunter.io/ios/app/id661567755)

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 《觉醒》 | $0.99 | one-time |
| 《都柏林人》 | $0.99 | one-time |
| 《变形记》 | $0.99 | one-time |
| 《一个自己的房间》 | $0.99 | one-time |
| 阅读币 | $0.99 | one-time |
| 《不安之书》 | $1.99 | one-time |
| 阅读币12元 | $1.99 | one-time |
| 阅读币18元 | $2.99 | one-time |
| 阅读币30元 | $4.99 | one-time |
| 阅读币50元 | $7.99 | one-time |


### TraitGen

[App page](https://appshunter.io/ios/app/traitgen/id6630368300)

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

**In-app purchases:** none


## Frequently asked questions

### Is 外研阅读 free?

外研阅读 is free to download, with in-app purchases available.

### Is TraitGen free?

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

### Do 外研阅读 or TraitGen have ads?

Neither 外研阅读 nor TraitGen 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.*