Esp32 bluetooth control

redd app

Contains adsIn-app purchases

About this app

Elevate your DIY IoT projects with Button Fi, the most intuitive Bluetooth Low Energy (BLE) controller designed specifically for ESP32, ESP32-C3, and Arduino. Whether you are a maker, engineer, or student, manage your hardware with professional-grade precision.
Key Features:
Seamless BLE Connection: Fast and stable pairing with ESP32-C3 Mini and other Bluetooth LE modules.
Smart PWM Control: Adjust brightness or speed with a smooth slider (0-9 values).
Real-time Sensor Monitoring: Receive and parse JSON data from your hardware instantly.
Customizable UI: Add multiple devices, assign unique tags, and use custom icons for your setup.
Modern Design: Neumorphic Soft UI for a premium controlling experience.
Optimized for Makers:
Works perfectly with Arduino IDE and PlatformIO. Use our standardized JSON data model to monitor multiple sensors like LDR, DHT11, or Potentiometers in one single dashboard.


📶 WiFi & API Setup
Configure your ESP32's WiFi credentials and API key directly from the app via Bluetooth. No need to edit code — just connect, open the WiFi setup dialog, enter your SSID, password, and optional API key, and send. Your device will connect to your network instantly.

What’s new

Remote control IR feature added.
(Currently supports NEC and LG protocols).
Design improvements have been made.