Welefon is a Phone App that is simple and modern at the same time. You can dial numbers and receive calls. It does not do anything you do not need, e.g. provide a contact list that your system contact App alrady contains.

The special feature of Welefon is an API that allows a seamlessly integration of other apps in your phone experience. The Welefon source code contains an example App that uses the API in the folder apidemoapp.

Using this API, other Apps can receive details about the current c