FAQ Section: BlueTooth

BlueTooth Pairing and Discovery Extension ($) - vknow360

BluetoothLE extension 20200828 released - ewpatton

Bluetooth error codes

Documentation for the BluetootClient component (for BT<4) can be found here: http://ai2.appinventor.mit.edu/reference/components/connectivity.html#BluetoothClient

MIT provides an extension to use the Bluetooth Low Energy (BLE). Since June 19, 2017 the support for BLE has been greatly expanded and improved. A starting point for finding documentation, tutorials and more is the: App Inventor IOT site

Which Bluetooth protocols are supported? (discussion)