It's hard to believe, but just five years ago we used our smartphones for boring stuff like email, texting - and making phone calls.

Oh, how times have changed.

It was five years ago today the Apple app store was born and completely changed how we use our phones.

Over that time, the app business has grown to the point to where a lot of people hardly ever use a computer anymore because they can now do everything on their phone.

ABC News has more on how the phone app has changed our lives.