Apps like uSTART ®

Here are some great alternatives to uSTART ® by Ioxus Inc. :
Bluetooth Commander Pro
Bluetooth Commander Pro
★4.1
Arduino Bluetooth Controller
Arduino Bluetooth Controller
★3.7
Bluetooth Auto Connect Pair
Bluetooth Auto Connect Pair
★4.6
EarStudio
EarStudio
★4.2
Bluetooth Remote
Bluetooth Remote
★4.7
Arduino Bluetooth Controller
Arduino Bluetooth Controller
★3.6
nRF Toolbox for Bluetooth LE
nRF Toolbox for Bluetooth LE
★3.6
TranzIt Blu HF
TranzIt Blu HF
★3.3
Bluetooth Remote & Mouse
Bluetooth Remote & Mouse
★3.7
GoVee H5072/H5075 RMT Display
GoVee H5072/H5075 RMT Display
★3.8
Seecure®
Seecure®
★4.3
My Control Panel
My Control Panel
★3.7
Honda My Generator
Honda My Generator
★4.5
Genesis Digital Key
Genesis Digital Key
★4.4
Bluetooth Remote
Bluetooth Remote
★4.2
Minibig
Minibig
★4.3