The iPhone 5s has been out for a few months, which has given developers some time to work with the new M7 motion co-processor in the device. We've covered some of the early adopter apps that took advantage of the technology when the 5s first debuted. Now, we are back with a follow up post that looks at the latest crop of apps that use the M7 to measure your fitness level.
Runtastic Pedometer Pro [iPhone; $1.99]
Unlike Runtastic Pro which is all about running, Runtastic Pedometer is dedicated to walking. The app uses the M7 to track your walks and measure your steps as well as walking rate, cal
