# 随身教练 vs AcornSet

The clearest difference is in-app purchases: 随身教练 at none against AcornSet's 3. 随身教练 also leads on device support (3 vs 1) and iOS requirement (15.1 vs 18.0). On price, update cadence and ads there is nothing between them.

Both are free to download. AcornSet sells 3 in-app purchases, starting at $0.99 per month. 随身教练 asks for nothing beyond the download.

随身教练 ships an update every 5 days, AcornSet every 3 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | 随身教练 | AcornSet |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 days | **Every 3 days** |
| Size | 119 MB | 94 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [锐一 方](https://appshunter.io/developer/6812953451) | [彦鑫 周](https://appshunter.io/developer/1799696050) |

## What reviewers say

### 随身教练

[App page](https://appshunter.io/ios/app/id6814918688)

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

**In-app purchases:** none


### AcornSet

[App page](https://appshunter.io/ios/app/acornset-workout-tracker/id6818043569)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $0.99 | per month |
| Annual | $6.99 | per year |
| Lifetime | $7.99 | one-time |


## Frequently asked questions

### Is 随身教练 free?

随身教练 is free to download, with no in-app purchases.

### Is AcornSet free?

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

### Do 随身教练 or AcornSet have ads?

Neither 随身教练 nor AcornSet shows ads.

### Which is updated more often, 随身教练 or AcornSet?

随身教练 ships an update every 5 days, and AcornSet every 3 days. Most recently, 随身教练 was updated on October 31, 2026 and AcornSet 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.*