This is the first draft of how the different component of the app link up. Again this is not the design, it is the links between the different screens. As you can see the home page links to different screens and from there the user receives extra options on which task they perform.
This is the first draft is will can as the design of the app progress and after the app has been tested on an array of different people. So at this stage it is the skeleton of the app.