# 空气MQTT vs Moonlc

The clearest difference is ads: Moonlc 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 | 空气MQTT | Moonlc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | — | Every 3 months |
| Size | 32 MB | 204 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [远大洁净空气科技有限公司](https://appshunter.io/developer/1510525132) | [Shanghai Siseli New Energy Cooperative Enterprise](https://appshunter.io/developer/1673700559) |

## What reviewers say

### 空气MQTT

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

**In-app purchases:** none


### Moonlc

[App page](https://appshunter.io/ios/app/moonlc/id6740265263)

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

**In-app purchases:** none


## Frequently asked questions

### Is 空气MQTT free?

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

### Is Moonlc free?

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

### Do 空气MQTT or Moonlc have ads?

空气MQTT shows ads; Moonlc 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.*