'Serial Bluetooth Terminal' is a line-oriented terminal / console app for microcontrollers, arduinos and other devices with a serial / UART interface connected with a bluetooth to serial converter to your android device. 

This app supports different bluetooth versions:
- Bluetooth Classic
- Bluetooth LE / Bluetooth Low Energy / BLE / Bluetooth Smart

This app supports different bluetooth devices:
Bluetooth Classic (implementing standard Bluetooth SPP profile):
- HC-05, HC-06, ...
- Raspberry Pi 3
- ...
Bluetooth LE (implementing vendor specific Bluetooth GATT services):
- predefined:
  * Nordic Semiconductor nRF51822, … (e.g. BBC micro:bit)
  * Texas Instruments CC254x (e.g. HM-10, CC41-A, … modules)
  * Microchip RN4870/71, BM70/71 'transparent UART service'
  * Telit Bluemod
- custom profile:
  * Texas Instruments  CC2640 serial service, except config characteristics
  * Silabls BLE113
  * uConnect BLE serial adapter
  * ...

All features in this app are free. In-App purchase is only used for the 'Donate' option.

Looking for source code? Here you find simplified variants of this app:
https://github.com/kai-morich/SimpleBluetoothTerminal
https://github.com/kai-morich/SimpleBluetoothLeTerminal

Terminal for serial devices connected with Bluetooth Classic / LE