# 萤运 vs 云智控4.0

The clearest difference is device support: 云智控4.0 at 2 against 萤运's —. 萤运's advantage is iOS requirement (12.0 vs 15.1). On price 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 | 萤运 | 云智控4.0 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Every 2 weeks |
| Size | 23 MB | 32 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | — | **iPhone, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [恺羽 梁](https://appshunter.io/developer/1705328371) | [Mushroom IOT Technology(ShenZhen) Co., Ltd](https://appshunter.io/developer/1151784027) |

## What reviewers say

### 萤运

[App page](https://appshunter.io/ios/app/id6464561638)

**In-app purchases:** none


### 云智控4.0

[App page](https://appshunter.io/ios/app/40/id6740754889)

**In-app purchases:** none


## Frequently asked questions

### Is 萤运 free?

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

### Is 云智控4.0 free?

云智控4.0 is free to download, with no in-app purchases.

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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.*