Apps like StudioXm

Here are some great alternatives to StudioXm by freakware GmbH :
nRF Connect for Mobile
nRF Connect for Mobile
★4.2
Bluetooth Classic
Bluetooth Classic
★3.9
Connect Anduino
Connect Anduino
★4.5
LG XBOOM
LG XBOOM
★4.0
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
MIDI Connector - RTP, USB, BLE
MIDI Connector - RTP, USB, BLE
★3.3
Mighty Amp
Mighty Amp
★3.4
Bluetooth Splitter Pro
Bluetooth Splitter Pro
★3.3
Telemetry Viewer
Telemetry Viewer
★4.2
BlueTooth Terminal eDebugger
BlueTooth Terminal eDebugger
★3.8
NanoBeacon BLE Scanner
NanoBeacon BLE Scanner
★4.0
Microchip Bluetooth Data
Microchip Bluetooth Data
★3.5
DataLogger
DataLogger
★3.3
Bluetooth Transfer & Share
Bluetooth Transfer & Share
★4.2