Boost - Boost is an e-commerce for mobile, where users can generate hashtags for products and instantly sell and buyers can tweet to make a purchase
DeepSport - Fitness app with position tracking to help perfect your form
100 Hours Project - A simple offline way to keep yourself accountable
Boostcamp - Free fitness education app for beginners
Fitso - Your personal coach for fitness, running & weight loss/gain
Google Fit for iOS - Google's fitness app now available on iPhone