PostOp Step Tracker app for iPhone and iPad

PostOp Tracker is a real-time step tracker that records and sends daily step count with an hourly granularity. The app can display step count from the past 24 hours to up to the past month. This app was created for use in a scientific study run by Rutgers New
Jersey Medical School.

PostOp Tracker accesses your Apple Health step data to tell you how many steps you have walked after you have begun participation in the study. You can enable or disable this any time the settings in your device. To do so, go to "Settings” > “General” > “Privacy”
> “Health” > “PostOp Tracker"