Control your USB relay locally or remotely with paired devices

Latest Version

Version
Update
Nov 29, 2025
Developer
Category
Installs
100+

App APKs

Relay controller APP

Relay Controller lets you directly control your USB relay device via a cable connection. Additionally, you can pair a remote mobile device to allow wireless relay control.

Features:
Local control of USB relay devices
Optional remote control via secure pairing
Monitor and change relay states in real-time

Remote controll:
Control your USB relay board from anywhere.
Pairing is simple: just scan a QR code or enter a short access code.
The remote device doesn’t need to install anything — it works instantly in any modern web browser, including on iPhone, iPad, Android, PC, Mac, or tablet.
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