# 律动跑 vs 步频节拍器

The clearest difference is in-app purchases: 律动跑 at none against 步频节拍器's 4. 步频节拍器's advantage is iOS requirement (15.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 步频节拍器 sells 4 one-off in-app purchases. 律动跑 asks for nothing beyond the download.

律动跑 ships an update every 6 weeks, 步频节拍器 monthly. Both last shipped on October 31, 2026.

## The numbers

| Metric | 律动跑 | 步频节拍器 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Monthly** |
| Size | 8 MB | 18 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [康 陆](https://appshunter.io/developer/1889797709) | [jianbo yuan](https://appshunter.io/developer/1884183884) |

## What reviewers say

### 律动跑

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

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

**In-app purchases:** none


### 步频节拍器

[App page](https://appshunter.io/ios/app/id6814074876)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cadence Boost · 6-Week Plan | $1.99 | one-time |
| Marathon Pace Rhythm | $1.99 | one-time |
| Interval / Tempo Pack | $1.99 | one-time |
| Pro (lifetime) | $3.99 | one-time |


## Frequently asked questions

### Is 律动跑 free?

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

### Is 步频节拍器 free?

步频节拍器 is free to download, with in-app purchases available.

### Do 律动跑 or 步频节拍器 have ads?

Neither 律动跑 nor 步频节拍器 shows ads.

### Which is updated more often, 律动跑 or 步频节拍器?

律动跑 ships an update every 6 weeks, and 步频节拍器 monthly. Most recently, 律动跑 was updated on October 31, 2026 and 步频节拍器 on October 31, 2026.

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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.*