AirMQTT is a native MQTT client that helps you monitor topics, publish messages, and manage multiple MQTT connections with a fast, focused workflow.
Cost / License
- Freemium
- Proprietary
Platforms
- Mac
- iPhone
- iPad
- Android



EMQ is described as 'X is an open source MQTT 5.0 broker for IoT in 5G era, massively scalable and highly available clustering, running anywhere from edge to cloud' and is an app. There are five alternatives to EMQ for a variety of platforms, including Linux, Mac, Windows, Android and iPhone apps. The best EMQ alternative is AirMQTT, which is free. Other great apps like EMQ are Eclipse Mosquitto, VerneMQ, HiveMQ and CrystalMQ.
AirMQTT is a native MQTT client that helps you monitor topics, publish messages, and manage multiple MQTT connections with a fast, focused workflow.



Eclipse Mosquitto is an open source (EPL/EDL licensed) message broker that implements the MQTT protocol versions 5.0, 3.1.1 and 3.1. Mosquitto is lightweight and is suitable for use on all devices from low power single board computers to full servers.
VerneMQ is an open source, high-performance, clusterable MQTT broker. It scales horizontally and vertically on commodity hardware to support a high number of concurrent publishers and consumers while maintaining low latency and fault tolerance.
HiveMQ is a MQTT broker, tailored specifically for enterprises which find themself in the emerging age of Machine-to-Machine communication (M2M) and the Internet of Things.