# MQTTAnalyzer vs Decibel Meter Studio

The clearest difference is in-app purchases: MQTTAnalyzer at none against Decibel Meter Studio's 3. MQTTAnalyzer also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Decibel Meter Studio sells 3 in-app purchases, starting at $1.99 per month. MQTTAnalyzer asks for nothing beyond the download.

## The numbers

| Metric | MQTTAnalyzer | Decibel Meter Studio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (23 ratings)](https://appshunter.io/ios/app/mqttanalyzer/id1493015317/reviews)** | — |
| Number of ratings | **23** | — |
| Positive reviews | 80.9% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 days | — |
| Monetization | Free | — |
| Size | 12 MB | 6 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Philipp Arndt](https://appshunter.io/developer/1493015316) | [AHMET AKTAS](https://appshunter.io/developer/6775627371) |

## What reviewers say

### MQTTAnalyzer

[App page](https://appshunter.io/ios/app/mqttanalyzer/id1493015317)

Monitor and debug MQTT brokers on your Apple devices. Visualize data with hierarchical views, JSON highlighting, and charts. Publish messages, manage multiple brokers, and sync settings across devices. Free and open source.

**Highlights:** MQTT 3.1.1 and 5.0 support, JSON highlighting and pretty-printing, Time series charts for numeric values, Connect to multiple brokers, Full-text search, Publish messages, iCloud sync

**Features:** Vision Pro support

**In-app purchases:** none


### Decibel Meter Studio

[App page](https://appshunter.io/ios/app/decibel-meter-studio/id6775627368)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro | $1.99 | per month |
| Yearly Pro | $9.99 | per year |
| Lifetime Pro | $29.99 | one-time |


## Frequently asked questions

### Is MQTTAnalyzer free?

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

### Is Decibel Meter Studio free?

Decibel Meter Studio is free to download, with in-app purchases available.

### Do MQTTAnalyzer or Decibel Meter Studio have ads?

Decibel Meter Studio shows ads; MQTTAnalyzer 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.*