This is the "old" STorM32-BGC documentation, for I2C-IMU firmware versions (versions up to v0.96).
Open source Android app by maciek252.
Github repository: https://github.com/maciek252/STorM32_GUI_Android
Android app by xor.io.
This is an app that can be used to configure and control your gimbal with Bluetooth adapter from an Android device
Android app by digaus.
For info and discussions on this great Android app, as well as a download link, see the rcgroups thread STorM32 BGC - GPS Tracking App.