Use Code With Chris Tutorials to complete your App.
App is short for application. We use "app" to mean a software program that performs a specific task. Most people use "app" to refer to software running on a mobile device like a smartphone or tablet.
You have probably used an app to do some or all of the following:
Play a game
Watch videos
Find a location or directions
Check the weather
Check your email
Update your Facebook account
Nick D’Aloisio was a high school student in England when he became a mobile app inventor. When he was only 15, he invented an app called Summly that made news easier to read on a smartphone.
In 2013 he sold his app to Yahoo for a reported $30 million – before graduating from high school!
Angry Birds is one of the most successful apps ever created. Originally designed to work on a game console, the app’s popularity exploded when an inexpensive version was created for use on smartphones. Angry Birds has been downloaded over 1 billion times!