Does an app have a server?

You have to understand that for any communication between web application, mobile application or desktop application, there will always be a server . Even in file sharing applications like shareit, one mobile app works as server and same mobile app elsewhere works as client.

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How do mobile apps connect to server?

TCP/IP Direct Connection Here, the mobile application directly connects to the server database to get responses. To ensure confidentiality, you can use SSH or another encryption type. In this case, a mobile application uses TCP/IP sockets (or UDP if necessary) connected to the server.26 Kas 2021

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