Apps like G-Code2GRBL

Here are some great alternatives to G-Code2GRBL by Andreas Thölke :
Grbl Controller
Grbl Controller
★4.4
Grbl Controller +
Grbl Controller +
★4.0
Arduino Bluetooth Controller
Arduino Bluetooth Controller
★3.6
Bluetooth Terminal HC-05 Pro
Bluetooth Terminal HC-05 Pro
★4.3
Smart Connect
Smart Connect
★4.3
BlueTooth Terminal eDebugger
BlueTooth Terminal eDebugger
★3.8
Arduino Bluetooth Controller
Arduino Bluetooth Controller
★3.7
Bluetooth Commander
Bluetooth Commander
★3.3
Bluetooth Commander Pro
Bluetooth Commander Pro
★4.1
Robot Remote
Robot Remote
★3.2
Bluetooth Controller HC-05
Bluetooth Controller HC-05
★4.1
Bluetooth Automation HC-05
Bluetooth Automation HC-05
★4.6
Arduino Bluetooth Control
Arduino Bluetooth Control
★3.6
Crazyflie Client
Crazyflie Client
★4.5
GARDENA Bluetooth® App
GARDENA Bluetooth® App
★3.7
Bluetooth Electronics
Bluetooth Electronics
★4.1