The iPhone mobile app can be downloaded from here.
Below is an overview for the app:
In order to refresh the screen just pull it down. First the calendar will expand and than keep dragging your finger down to pull to refresh the appointment list.
In Progress Screen
You can capture additional information for the appointments in the in progress screen. The screen also shows a timer for the remaining time for the appointment.
You can record photos, comments, pee , poop for the pet(s) in the appointments. You can also toggle the GPS on or off.