1. A method of executing and accessing a configuration utility via an end user view of a host mobile application, the method comprising: under control of a physical computing device comprising digital logic circuitry: executing a host mobile application configured to invoke a configuration utility; displaying an end user interface of the host mobile application on a screen of the physical computing device to a user of the physical computing device; receiving a first user input from the user indicative of selection of an element of the end user interface; performing an end user functionality of the host mobile application corresponding to the element of the end user interface in response to receiving the first user input; while displaying the end user interface, receiving a second user input from the user, wherein an existence of a capability for the user to input the second user input to trigger display of a configuration utility interface of the configuration utility on the screen is provided without the existence of the capability being exposed to the user in a visually perceptible way by the end user interface; and displaying the configuration utility interface on the screen to the user together with the end user interface in response to receiving the second user input, the configuration utility interface comprising configuration information for the end user interface.