# 心率脉率仪 vs 读书迹

The clearest difference is in-app purchases: 心率脉率仪 at none against 读书迹's 8. 心率脉率仪 also leads on iOS requirement (9.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. 读书迹 sells 8 one-off in-app purchases. 心率脉率仪 asks for nothing beyond the download.

## The numbers

| Metric | 心率脉率仪 | 读书迹 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 5 days |
| Size | 1 MB | 73 MB |
| Requires iOS | **9.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 9+ |
| Developer | [心韵恒安医疗科技(北京)有限公司](https://appshunter.io/developer/1164417224) | [Hangzhou Yuanzhe Network Technology Co., Ltd.](https://appshunter.io/developer/6774555674) |

## What reviewers say

### 心率脉率仪

[App page](https://appshunter.io/ios/app/id6444471110)

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

**In-app purchases:** none


### 读书迹

[App page](https://appshunter.io/ios/app/id6774555672)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI 灵感 - 启程包 | $0.99 | one-time |
| AI 灵感 - 探索包 | $0.99 | one-time |
| 读书记月度会员 | $2.99 | one-time |
| AI 灵感 - 深读包 | $3.99 | one-time |
| 读书记季度会员 | $6.99 | one-time |
| AI 灵感 - 博览包 | $6.99 | one-time |
| 读书记年度会员 | $19.99 | one-time |
| 读书记永久会员 | $29.99 | one-time |


## Frequently asked questions

### Is 心率脉率仪 free?

心率脉率仪 is free to download, with no in-app purchases.

### Is 读书迹 free?

读书迹 is free to download, with in-app purchases available.

### Do 心率脉率仪 or 读书迹 have ads?

Neither 心率脉率仪 nor 读书迹 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.*