Bluetooth World

Bluetooth World – Control Microcontrollers with Your Phone
Turn your Android device into a powerful remote controller for Bluetooth-enabled microcontrollers (ESP32, HC-05, and more). Control lights, fans, relays, timers, robots, and more — all wirelessly over Bluetooth Classic! ✨ Main Features 🔍 Bluetooth Scanner – Find and connect to nearby microcontroller devices instantly. 🔁 Auto-Reconnect – Remembers your last connected device for quick pairing. 🌈 RGB Controller – Quick color buttons for instant LED control + function/design effect buttons. RGB spectrum wheel for custom colors, sliders for brightness and speed control. ⏱ Digital Clock & Timer – * Schedule ON/OFF actions by time and day. * Direct time/date setting buttons with auto-sync from phone’s current time. * Supports 12-hour and 24-hour formats. 🔢 Token Display – Manage queues or counters easily. 🔣 Keypad Mode – Send numeric and special codes for triggering custom actions. ⚡ Switch Control – Simple ON/OFF toggles for relays or digital outputs. 🖥 Terminal Mode – Send raw commands and view live responses with timestamps. 🎮 Remote Controller – Joystick-style control for robots, cars, and more. 🎙 Voice Commands / Mic – Control devices with simple voice inputs. 📌 How It Works 1. Turn on Bluetooth on your Android phone. 2. Power your microcontroller device and enable pairing mode. 3. Open Bluetooth World to scan and connect. 4. Choose a control mode and start sending commands instantly! 🎯 Where You Can Use It * RGB LED strips and decorative lighting * Home automation for lights, fans, and appliances * Robotics & RC projects * Queue/token management systems * DIY IoT experiments 💡 Why Choose Bluetooth World? * Works completely offline * Optimized for microcontrollers (ESP32, HC-05, and others) * Simple, clean, and modular UI * Save up to 20 custom commands for quick access * Expandable design – future features like OTA updates, GSM, BLE for iOS, and cloud control are coming soon 🔐 Permissions & Privacy * Bluetooth & Location – Required for device scanning and connection. * Microphone – Used only for voice commands (optional). * We do not store or share any personal data.