In this case, a mobile application uses TCP/IP sockets (or UDP if necessary) connected to the server.
Read moreHow do I make my own server for an app?
To create an Application Server:
Read moreHow do I add a REST API to an existing Django project?
The basic steps are:
Read moreCan I add Django REST Framework to existing project?
Django Rest Framework is a powerful library that sits on top of existing Django projects to add robust web APIs. If you have an existing Django project with only models and a database–no views, urls, or templates required–you can quickly transform it into a RESTful API with a minimal amount of code.5 Eki 2020
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Start Using the API!
Read moreHow use Django app as backend in Android?
You can use APIs to send data from android app to Django server. Android lib https://square.github.io/retrofit/ to connect to server.
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