Button allows you to add features and services from the biggest apps in the industry (Uber, Jet.com, Hotels.com, etc.) with just a couple lines of code to your iOS, Android, or mobile website in the form of you, you guessed it, a tappable button. In this live demo, we’ll deep dive into how to use a user’s GPS location to book an Uber from an iOS application using Button’s SDK by coding an app from scratch.