# 律动跑 vs pppp

The clearest difference is device support: pppp at 3 against 律动跑's 1. pppp also leads on iOS requirement (13.0 vs 17.0). On price, ads and in-app purchases 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 | 律动跑 | pppp |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | — |
| Size | 8 MB | 26 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [康 陆](https://appshunter.io/developer/1889797709) | [JAEMIN LEE](https://appshunter.io/developer/1894477300) |

## What reviewers say

### 律动跑

[App page](https://appshunter.io/ios/app/id6777449532)

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

**In-app purchases:** none


### pppp

[App page](https://appshunter.io/ios/app/pppp-whistle-pace/id6778490943)

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

**In-app purchases:** none


## Frequently asked questions

### Is 律动跑 free?

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

### Is pppp free?

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

### Do 律动跑 or pppp have ads?

Neither 律动跑 nor pppp 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.*