MQTTAnalyzer app for iPhone and iPad

MQTTAnalyzer is an iOS App that allows you to connect to your MQTT broker and subscribe to a topic. Do you like this App? Please leave me some stars :)

Do you have a feature request or any problem? Please fill an issue ticket on GitHub and let me know. Please let me know your use cases as well so that we can improve this App together.

This App is open source, and contributions are welcome. It is written in Swift using SwiftUI.


- Authentication with username/password and/or client certificates
- Connect using MQTT or Websocket
- Support for SSL/TLS
- Support for self-signed certificates
- MQTT 3.1.1 and MQTT 5
- Siri shortcuts for publish and receive messages
- Data series visualization with charts
- Create multiple broker settings
- Subscribe to multiple topics
- Folder and flat view
- Messages are grouped by topic
- Fulltext search for topics and payload
- JSON highlighting and pretty-printing
- Publish messages
- Publish JSON messages with a form
- Sync settings using a private iCloud database
- Pause the connection
- Connect to multiple brokers at once
- Group brokers by categories
- Hex view for binary payload
- Predefined settings for AWS IoT
- Free and without any ADs
- Open source