# 天目云 vs 空气MQTT

The clearest difference is ads: 天目云 at none against 空气MQTT's shown. On price, in-app purchases, device support and iOS requirement 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 | 天目云 | 空气MQTT |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Size | 88 MB | 32 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [传播大脑科技(浙江)股份有限公司](https://appshunter.io/developer/1748950064) | [远大洁净空气科技有限公司](https://appshunter.io/developer/1510525132) |

## What reviewers say

### 天目云

[App page](https://appshunter.io/ios/app/id6467176943)

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

**In-app purchases:** none


### 空气MQTT

[App page](https://appshunter.io/ios/app/mqtt/id6499257886)

**In-app purchases:** none


## Frequently asked questions

### Is 天目云 free?

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

### Is 空气MQTT free?

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

### Do 天目云 or 空气MQTT have ads?

空气MQTT shows ads; 天目云 does not.

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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.*