If you want to develop IoT Projects with MQTT protocol.( Broker Server ,Mosquitto )
With this app, you can easily control any MQTT client devices with very simple configuration steps.
Feature
Subscriber Topic.
Publish topic and message to Broker Server.
Received message.
Free Version

Step 1. Download Swiotch Mod () APK file on HappyMod.com.
Step 2. Once it's downloaded, open Downloads, tap on the APK file, and tap Yes when prompted.
Step 3.Swiotch Mod () APK will begin installing on your device. Simple.

Step 1. Download HappyMod APK file on HappyMod.com.
Step 2. Once it's downloaded, open Downloads, tap on the APK file, and tap Yes when prompted.
Step 3.Search Swiotch Mod, click Download.
Step 4: You can download 100% working mods on HappyMod with one click.