An Addictive App That Lets You Rate Anything In Seconds

Polar is like Instagram crossed with "Hot or Not." And it’s an object lesson in mobile design done very, very right. Quick, which is better: Lucas or Spielberg? Star Wars or Star Trek? Kobe or LeBron? Internet Explorer or Chrome? You probably have an opinion on each of these questions that’s strongly held enough to make a choice in seconds. And there’s something undeniably fun and satisfying about making dopey this-or-that snap judgments. Designer Luke Wroblewski has built an entire app around this vacuous-yet-addictive experience called Polar. But before you write it off as the dumbest thing since Snapchat, know this: Polar is a work of mobile-design genius. This should come as no surprise if you know Wroblewski’s pedigree. The man literally wrote the book on "mobile first" design thinking, which is now established wisdom for anyone seeking to create the ne...