In late October, 2014, Microsoft unveiled the Microsoft Band. The wearable is Microsoft's first foray into health tracking in addition to smartphone notifications and interaction. Powered by Microsoft Health, the Band is a new product line that is expected to grow signification over the coming years.
On February 23, 2015, Microsoft released the Developer SDK Preview for the Microsoft Band. The software toolkit lets third-party developers write and publish apps for the Microsoft Band. Apps are written for various platforms, including iOS, Android, and Windows Phone, but it is the API tools that let it interact with the Microsoft Band in new and creative ways.
Developers can find more information about the SDK at http://developer.microsoftband.com
Since the release of the Developer SDK Preview, numerous apps for the Microsoft Band have been trickling onto the Windows Phone Store.
Here you can find all of our coverage of those apps. Enjoy!