Description:Mqttdongle is a lightweight MQTT client utility designed for fast testing, monitoring, and control of IoT devices and smart home gateways. Set up secure connections to your MQTT broker in minutes, subscribe to topics with live message viewing, and publish commands with precise control. Ideal for developers, makers, and Home Assistant users who need a reliable MQTT toolkit on the go.
Core features
- One-tap broker setup with secure TLS, username and password
- Live subscribe and publish with QoS and retained message options
- Organized topic presets, quick filters, and real-time logs for debugging
Why it stands out
- Fast, stable, and easy to use for daily MQTT workflows
- Works with popular brokers like Mosquitto and Home Assistant MQTT
- Great for IoT prototyping, device debugging, and automation testing
How to use:1. Download and open the app, then add your MQTT broker by entering host, port, and optional TLS and login details, and save.
2. Tap Connect to establish a secure session with your broker and confirm the status indicator shows connected.
3. Subscribe to topics by entering a topic path or wildcard, then view incoming messages in real time with timestamps and filters.
4. Publish a message by selecting a topic, typing the payload, choosing QoS and Retain if needed, and tapping Send.
5. Create presets for frequently used topics and payloads, enable auto-reconnect for stable sessions, and use the log view to troubleshoot and export sessions when needed.