NOPHONEZONE - Share how long you can last without using your phone
ATracker - ATracker app allows you to track your time in a few simple steps and can view full daily, weekly, and monthly reports at a glance.
Blocks by Pathwright - Design interactive learning for active brains
iBetter - iBetter app comes up with features to help you in fighting bad habits and developing new habits through your smartphones.
UnPlug - Track your iPhone usage & digital detox with Gamification
myPoli - Gameified to-do list and habit tracker.