BLE Scanner – Monitor

BLE Scanner & Monitor is an all-in-one Bluetooth Low Energy tool for developers, engineers, IoT professionals, and BLE enthusiasts. Quickly scan nearby BLE devices, explore GATT services and characteristics, create a real-time monitoring dashboard, and simulate BLE peripherals using the built-in advertiser. Whether you are testing firmware, debugging BLE peripherals, or monitoring IoT sensors, BLE Scanner & Monitor provides the tools you need in a simple and powerful interface. KEY FEATURES BLE Scanner Discover nearby Bluetooth Low Energy devices instantly View real-time RSSI signal strength Inspect advertising data and device identifiers Filter unnamed or irrelevant devices easily Auto-scan on startup with configurable scan timeout Live Monitoring Dashboard Pin BLE characteristics to a custom dashboard Monitor values updating in real time Set threshold alerts when values change Dashboard automatically restores after reconnect Support for periodic background reads Data Logging and Charts Track characteristic changes over time with graphs Log history with customizable retention Export recorded data to JSON for offline analysis Full GATT Explorer Browse all services and characteristics of any BLE device Read, write, and subscribe to characteristics Support Notify and Indicate Works with common GATT profiles including Battery Service, Heart Rate, and Device Information BLE Advertiser and GATT Server Simulate BLE peripherals for testing Broadcast custom advertising data and services Run a local GATT server for testing without physical hardware Smart Settings Auto scan on startup Custom scan timeout Dark mode, light mode, or system theme Keep screen awake during monitoring PERFECT FOR IoT developers testing BLE firmware Engineers debugging Bluetooth peripherals Smart home device monitoring Healthcare and fitness device analysis Arduino, ESP32, and nRF BLE development QA engineers validating BLE connectivity Students learning Bluetooth Low Energy WORKS WITH Compatible with standard Bluetooth Low Energy devices including: Arduino BLE projects ESP32 BLE modules nRF52 development boards Heart rate monitors and fitness trackers Environmental sensors Smart home devices Industrial IoT hardware BLE Scanner & Monitor works with all Bluetooth 4.0+ BLE peripherals. No ads. No account required. No unnecessary permissions. Free to use with an optional Pro upgrade for advanced users. Feedback and feature requests are welcome.