Unique features:

1) Detects your fitness type activity automatically! You don’t have to setup. Fineprint: Only if it is an outside workout, such as walking, running or riding a bike!
2) It displays a map with your route.
3) Produces regular audio cues about time, distance, and various other stats.
4) Displays a weekly heat map of your fitness activities.
5) Warn you when above a certain heart rate.

Syncs with Health App - Integration by sharing your activity type, energy, start and end dates

Continued use of GPS running in the background can dramatically decrease battery life.