This app allows for programming a Hummingbird Robotics Kit that has a Adafruit Bluefruit LE UART Friend connected to it via Snap!. Simply connect to your Hummingbird and wait for snap to load the starter project (this may take some time). You will notice Hummingbird blocks as well as extra sensor blocks to get sensor information for your iOS device.
This is app makes use of the iOS Hummingbird Library available at:
https://github.com/BirdBrainTechnologies/Hummingbird-iOS-Support/tree/master/HummingbirdLibrary