I have designed 20 Consumer Native Mobile apps. I design mobile UIs with 'Attention Engineering' techniques that increase user engagement and satisfaction. I also employ Gammification and Game Theory to create reward and user satisfaction levels that help the user to come back on a daily basis.
App Launch Screen
Marketing and Sign Up
Actual App Game Screen (vs mockup above)
This is an app that I designed and is in the Android and iPhone App Stores. I designed everything you see here from colors, fonts, layout, graphical assets etc.