Google released an end-of-year rundown that measures the most popular apps on its Play Store. This year’s fastest growing app category has been health and fitness, led by diet tracker MyFitnessPal. With 100,000 mobile health apps available now for Android and iOS, the global health and fitness app market is worth about $4 billion. In other categories, Facebook topped social, Netflix was the leader in entertainment, Pandora was the most popular music app, and Flipagram led the photography category. Continue reading Health & Fitness is Fastest Growing Category on Google Play