The Pega Mobile Client is a service, which enables quick building of mobile apps from the Pega 7 Platform application.
The service requires obtaining a separate license, which allows you to access the Mobile tab in the Designer Studio, where you can build mobile apps that can be:
Mobile apps generated by means of the Pega Mobile Client can also provide push notifications support, or utilize JavaScript APIs, for example to access device's hardware functions. If the default API set does not contain a specific functionality your company requires, you can further expand it by building custom modules.