I love apps that feel slick on the iPhone so here's my list of my top 3 iOS UX designers:<p>Keegan Jones (@keeg) - Gowalla iPad App - http://keeganjones.com/<p>Michael Flarup (@flarup) - Outside iPhone App - http://www.robocatapps.com/<p>Robin Raszka (@robinraszka) - Dribbblr iPad App - http://tapmates.com/index2.html<p>What are your favorites? Also just apps do great.