The on-call app, CareSuccess, allows users to efficiently manage and assign caregiver calls, make edits, and handle billing and scheduling tasks from their mobile phones.

The video discusses how to access the on-call app called CareSuccess through the Care Success mobile app.

The video demonstrates how to edit a call or visit from the on-call facility in the CareSuccess mobile app.

The video demonstrates how to add a new appointment using the CareSuccess app's On Call facility, including selecting staff, specifying details, and saving the appointment.