This app allows you to flash new firmware in very easy way, directly from your Android device.
Requires USB host support by you Android device and OTG cable. All features are available only for Android Lollipop and newer
Flashing is only possible through USB OTG cable. Bluetooth is not supported.
F1, F3 and F4 boards
CC3D is supported but not through main usb. You have to use external usb to serial adapter.