The Happyfiit Android SDK by Happyfiit is a library that allows for seamless integration between established mobile fitness applications and the Happyfiit Rewards Server running on the cloud. Happyfiit is a company that distributes rewards to fitness app users for their sports achievements. A sample android application that demonstrates the use of the SDK for managing user workouts and displaying rewards is available at following URL: https://github.com/happyfiit/sample-app
Some developers don't just love code that runs--they also like to get out and run, themselves. And, because they're developers, they love to collect statistics and track their progress over time. If you're one of those people, good news: online service MyFitnessPal has provided the MyFitnessPal API to help its users bring together all their data from various devices and apps in a single place.