# HiOlink vs AirMQTT

The clearest difference is in-app purchases: HiOlink at none against AirMQTT's 2. HiOlink also leads on update cadence (every 4 days vs every 2 months) and iOS requirement (11.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. AirMQTT sells 2 in-app purchases, starting at $1.99 per month. HiOlink asks for nothing beyond the download.

HiOlink ships an update every 4 days, AirMQTT every 2 months. The most recent releases landed on September 11, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | HiOlink | AirMQTT |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 2 months |
| Size | 24 MB | 17 MB |
| Requires iOS | **11.0** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 17+ | 4+ |
| Developer | [Mohamed Rashad](https://appshunter.io/developer/1498581848) | [Sergei Penskii](https://appshunter.io/developer/1762100315) |

## What reviewers say

### HiOlink

[App page](https://appshunter.io/ios/app/hiolink/id6470041579)

**Features:** macOS Compatibility

**In-app purchases:** none


### AirMQTT

[App page](https://appshunter.io/ios/app/airmqtt/id6745257530)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AirMQTT Pro (Monthly) | $1.99 | per month |
| AirMQTT Pro (Yearly) | $17.99 | per year |


## Frequently asked questions

### Is HiOlink free?

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

### Is AirMQTT free?

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

### Do HiOlink or AirMQTT have ads?

Neither HiOlink nor AirMQTT shows ads.

### Which is updated more often, HiOlink or AirMQTT?

HiOlink ships an update every 4 days, and AirMQTT every 2 months. Most recently, HiOlink was updated on September 11, 2026 and AirMQTT on September 10, 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.*