If you want to download the CaterZen Driver App to your iPhone you will need to use this link: https://itunes.apple.com/us/app/rcs-driver/id1131058068?mt=8
The Android App can be found here: https://play.google.com/store/apps/details?id=com.restaurantcateringsystems.driver
You will want to make sure that any driver with an iPhone, should download this app. Note the driver must log in with user name and password created under Admin: Employee tab. All drivers using app need to be set up as employees.
Once the app has been added to your phone you will be able to start using.