The Up24 is our favorite fitness wearable, not so much because of its design or ergonomics, but because of Jawbones excellent software — it does the best job of converting the data collected by the wristbands sensors into useful and stimulating information for the user. Now Jawbones decided to be more inclusive and will accept such data from competitors like Fitbit and other mobile platforms, including Googles Android Wear, the Pebble smartwatch, and Apples HealthKit. The latter preempts Apples widely anticipated announcement of an iWatch. Windows Phone is also about to get its own long-awaited Jawbone app.