When the iPhone 5s launched with the M7 motion coprocessor on September 20, Azumio’s ARGUS fitness app was updated that same day with M7 compatibility. I’ve been an ARGUS user for quite awhile, as it syncs with my LifeTrak and can also independently track steps in the background throughout the day even without a wristband.

The app is now the #1 free Health & Fitness app in the App Store and has been featured as one of the top “Designed for iOS 7” apps.

Seeing that the app gained M7 compatibility so quickly – it was the first one that I noticed and I haven’t been able to find one that added it before them – I was curious about how ARGUS was able to take advantage of the M7 so quickly. I had the opportunity to speak with Peter Kuhar, product manager for ARGUS at Azumio. He was able to break down some of the intricate information surrounding the M7. expand full story