# MQTT vs SAFEWATER 360

The clearest difference is update cadence: SAFEWATER 360 at monthly against MQTT's every 11 months. MQTT's advantage is iOS requirement (15.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

MQTT ships an update every 11 months, SAFEWATER 360 monthly. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | MQTT | SAFEWATER 360 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Monthly** |
| Size | 2 MB | 20 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Marco Gasser](https://appshunter.io/developer/1625108046) | [Michael Braiman](https://appshunter.io/developer/1726967050) |

## What reviewers say

### MQTT

[App page](https://appshunter.io/ios/app/mqtt-client/id6443841176)

**Features:** macOS Compatibility

**In-app purchases:** none


### SAFEWATER 360

[App page](https://appshunter.io/ios/app/safewater-360/id6476516246)

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

**In-app purchases:** none


## Frequently asked questions

### Is MQTT free?

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

### Is SAFEWATER 360 free?

SAFEWATER 360 is free to download, with no in-app purchases.

### Do MQTT or SAFEWATER 360 have ads?

Neither MQTT nor SAFEWATER 360 shows ads.

### Which is updated more often, MQTT or SAFEWATER 360?

MQTT ships an update every 11 months, and SAFEWATER 360 monthly. Most recently, MQTT was updated on November 3, 2026 and SAFEWATER 360 on November 4, 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.*