Apps like StudioXm

Here are some great alternatives to StudioXm by freakware GmbH :
nRF Connect for Mobile
nRF Connect for Mobile
★4.1
Bluetooth Classic
Bluetooth Classic
★3.4
BlueTooth Terminal eDebugger
BlueTooth Terminal eDebugger
★3.8
Connect Anduino
Connect Anduino
★4.5
LG XBOOM
LG XBOOM
★4.1
Locale - Bluetooth On Connect
Locale - Bluetooth On Connect
★4.3
BlueWay Smart Bluetooth
BlueWay Smart Bluetooth
★4.4
Communication Bridge Pro
Communication Bridge Pro
★4.2
Bluetooth Splitter Pro
Bluetooth Splitter Pro
★3.4
Mighty Amp
Mighty Amp
★3.4
Telemetry Viewer
Telemetry Viewer
★4.4
NanoBeacon BLE Scanner
NanoBeacon BLE Scanner
★3.8
Bluetooth Finder Wifi Connect
Bluetooth Finder Wifi Connect
★4.3
Microchip Bluetooth Data
Microchip Bluetooth Data
★3.5
DataLogger
DataLogger
★3.3
Grbl Controller +
Grbl Controller +
★4.0