What Do APIs Do? How does it work? Would I be able to make an application page without an API key?
An API stands for Application Programming Interface. It contains set of commands, functions, protocols, and tools. API very helpful for developers to develop new applications or use with outside framework. API help developers to create new apps like Facebook, Twitter, Pinterest etc., or utilities like Google Maps or Dropbox. The game app can use the Dropbox API to store their saved games in the Dropbox.
No, we can’t make an app page without an API Key.