# infolio(影书) vs ReadTrace

The clearest difference is in-app purchases: ReadTrace at none against infolio(影书)'s 10. infolio(影书)'s advantage is device support (4 vs 2) and iOS requirement (15.0 vs 26.1). On price and ads there is nothing between them.

Both are free to download. infolio(影书) sells 10 in-app purchases, starting at $0.99 per 7 days. ReadTrace asks for nothing beyond the download.

## The numbers

| Metric | infolio(影书) | ReadTrace |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Size | 116 MB | 4 MB |
| Requires iOS | **15.0** | 26.1 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [宁宁 权](https://appshunter.io/developer/1805766325) | [龙 沙](https://appshunter.io/developer/1858767973) |

## What reviewers say

### infolio(影书)

[App page](https://appshunter.io/ios/app/infolio/id6744402057)

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 官方同步套餐体验版 | $0.99 | per 7 days |
| 套餐一(含20GB空间) | $2.99 | per month |
| 自定义同步源会员（1月） | $2.99 | per month |
| 套餐二(含200GB空间) | $9.99 | per month |
| 自定义同步源会员（1年） | $14.99 | per year |
| 套餐一(含20GB空间) | $22.49 | per year |
| 套餐三(含1TB空间) | $29.99 | per month |
| 套餐二(含200GB空间) | $87.99 | per year |
| 套餐四(含5TB空间) | $122.99 | per month |
| 套餐三(含1TB空间) | $299.00 | per year |


### ReadTrace

[App page](https://appshunter.io/ios/app/readtrace/id6756209156)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is infolio(影书) free?

infolio(影书) is free to download, with in-app purchases available.

### Is ReadTrace free?

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

### Do infolio(影书) or ReadTrace have ads?

Neither infolio(影书) nor ReadTrace 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.*