A web application is a program that runs remotely and can be accessed through any web browser. It is a combination of client-side and server-side scripts that handle how data is stored, retrieved and displayed to the user.
People often confuse web applications and websites as being the same but actually, the two are quite different.
A website focuses more on just displaying the content – usually the same content to all users. A web app, on the other hand, does more than just display the content; it also allows users to perform actions by interacting through web pages with the server.
The two main types of web applications are:
Some of the more popular examples of web applications include things like Google Docs, DropBox, and Spotify.