# HeartRateTool vs 地震预警

The clearest difference is iOS requirement: HeartRateTool at 9.0 against 地震预警's 14. 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.

## The numbers

| Metric | HeartRateTool | 地震预警 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 6 weeks |
| Monetization | — | Free |
| Size | 2 MB | 19 MB |
| Requires iOS | **9.0** | 14 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [小爱 程](https://appshunter.io/developer/1314165165) | [健 陈](https://appshunter.io/developer/1129782902) |

## What reviewers say

### HeartRateTool

[App page](https://appshunter.io/ios/app/heartratetool/id1490385723)

**Features:** macOS Compatibility

**In-app purchases:** none


### 地震预警

[App page](https://appshunter.io/ios/app/id6476338031)

Get timely updates on earthquake information and the latest seismic activity. This utility app supports a dark mode for a clean and enhanced user experience across all supported platforms.

**Highlights:** Real-time earthquake information, Latest seismic activity updates, Dark mode support, Cross-platform compatibility, Clean user interface

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

**In-app purchases:** none


## Frequently asked questions

### Is HeartRateTool free?

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

### Is 地震预警 free?

地震预警 is free to download, with no in-app purchases.

### Do HeartRateTool or 地震预警 have ads?

Neither HeartRateTool nor 地震预警 shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*