COLUMBUS (CNN)—Tuesday, Dec. 11, is National App Day!

Short for Software Application, apps are the software that makes your smart phone do all those nifty things like surf the internet, read books, beam photos, play games, or even dialing actual phone numbers old school style is handled by the apps nowadays.

According to CNN, National App Day is a new phenomenon and it was created by mobile marketing company Platinum Edge Media last year.

If you want to thank them for the effort, you can download the company’s newest offering: The Santa Photo App.

Or just share what your favorite app is on social media and include #NationalAppDay.