# MqttClient vs ADDRA Flow Track

The clearest difference is update cadence: ADDRA Flow Track at monthly against MqttClient's every 10 months. ADDRA Flow Track also leads on device support (3 vs 1). On price, ads, in-app purchases 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.

MqttClient ships an update every 10 months, ADDRA Flow Track monthly. The most recent releases landed on September 4, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | MqttClient | ADDRA Flow Track |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/mqttclient/id928932457/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Monthly** |
| Monetization | Free | — |
| Size | 1 MB | 31 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Luca Ceci](https://appshunter.io/developer/923764949) | [ADD-Production SC SRL](https://appshunter.io/developer/1439299765) |

## What reviewers say

### MqttClient

[App page](https://appshunter.io/ios/app/mqttclient/id928932457)

This utility app provides a fast client for MQTT, the internet of things protocol. It allows users to test broker servers, monitor topics, send and receive messages, and save configurations for quick access. It's designed for testing MQTT broker activities.

**Highlights:** MQTT client functionality, Broker server testing, Topic monitoring, Send and receive messages, Save configurations, User/password authentication

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

**In-app purchases:** none


### ADDRA Flow Track

[App page](https://appshunter.io/ios/app/addra-flow-track/id6753332263)

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

**In-app purchases:** none


## Frequently asked questions

### Is MqttClient free?

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

### Is ADDRA Flow Track free?

ADDRA Flow Track is free to download, with no in-app purchases.

### Do MqttClient or ADDRA Flow Track have ads?

Neither MqttClient nor ADDRA Flow Track shows ads.

### Which is updated more often, MqttClient or ADDRA Flow Track?

MqttClient ships an update every 10 months, and ADDRA Flow Track monthly. Most recently, MqttClient was updated on September 4, 2026 and ADDRA Flow Track on September 9, 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.*