The download button opens the iTunes App Store, where you
may continue the download process. You must have iTunes installed with an
active iTunes account in order to download and install the software. This
download may not be available in some countries.
Flexbot is the control app for the same called drone project. Easiest way to fly your tiny drone. It connects to Flexbot drone via BLE 4.0, has the remote control ability in 25 meters distance. You can see the detail of Flexbot here www.flexbot.cc.