SpeedyBee app is a Full-featured mobile configurator for Betaflight EmuFlight and INAV.
Main features:
●Every parameter setting for Betaflight/EmuFlight/INAV
●FC Firmware flashing for Betaflight/EmuFlight(only with SpeedyBee Adapter 2)
●The motor direction changing wizard for both BLHeli_32 & BLHeli_S
●Update firmware for RunCam Hybrid RunCam Racer

You can connect to SpeedyBee app through WiFi Bluetooth or OTG cable.
●WiFi: using SpeedyBee Adapter 2
●Bluetooth: SpeedyBee F4/F7 flight controller or SpeedyBee Bluetooth-USB Adapter
●OTG: using an OTG cable to connect to your Android phone.

Our mission is to simplify FPV.
Official website: www.speedybee.com

Flight Controller firmware Requirements:
●Betaflight version ≥ 3.2.0
●INAV version ≥ 2.0.0
●EmuFlight version ≥ 0.1.0

Android System Requirements:
Android 5.0 or above