Apps like MicroBlue

Here are some great alternatives to MicroBlue by Mechanismic Inc. :
Bluetooth Terminal (BT Serial)
Bluetooth Terminal (BT Serial)
★4.9
RemoteXY: Arduino control PRO
RemoteXY: Arduino control PRO
★4.2
Robot Remote
Robot Remote
★3.2
RoboRemo - Control your Robot
RoboRemo - Control your Robot
★4.6
Arduino Bluetooth Controller
Arduino Bluetooth Controller
★3.2
RoboRemo - arduino control etc
RoboRemo - arduino control etc
★4.7
Arduino Bluetooth Control
Arduino Bluetooth Control
★3.7
Arduino Starter Kit
Arduino Starter Kit
★4.2
Arduino Bluetooth Controller
Arduino Bluetooth Controller
★4.6
Pico workshop (MicroPython)
Pico workshop (MicroPython)
★4.6
Arduino Bluetooth Controller
Arduino Bluetooth Controller
★4.4
Bluetooth Terminal for Arduino
Bluetooth Terminal for Arduino
★4.8
ArduController
ArduController
★4.5
Bluetooth RC Car Control DIY
Bluetooth RC Car Control DIY
★3.4
Smart Home Remote: Arduino BT
Smart Home Remote: Arduino BT
★3.6
Arduino Bluetooth Controller
Arduino Bluetooth Controller
★3.6