Now you can program on iOS device.
Technically UI related source code should be generated by UI or prototypes automatically.
This app is a kind of StoryBoard for iOS platform, it automatically generate Objective C/Swift source code.
The app generates compileable Objective C source code for iOS device by create and drag UI element to right position according by prototypes or your great idea in your mind.
The generated source code includes both UI position source code and protocol implement source code of the UI element, such as UITextField,UITextview,UIButton,UISlider and so on.
By using the app will save your a lot of time on boring UI coding work, and let you stay focus on your business logic.
Furthermore the app is a good tool to design prototypes too.