Examples of *elegant,* data-rich web application interfaces? [closed]

1. What is web interface with example?
2. What is an app interface?
3. What is Webapp interface design?

What is web interface with example?

A Web user interface or Web app allows the user to interact with content or software running on a remote server through a Web browser. The content or Web page is downloaded from the Web server and the user can interact with this content in a Web browser, which acts as a client.

What is an app interface?

An application interface, or user interface, is the set of features an application provides so that a user may supply input to and receive output from the program. If you think about Microsoft Word as an example, the application interface includes a central area for typing and adding feedback on your screen.

What is Webapp interface design?

Web application interface design is, at its core, Web design; however, its focus is mainly on function. To compete with desktop applications, Web apps must offer simple, intuitive and responsive user interfaces that let their users get things done with less effort and time.