Power Nap does not collect any user info of any variety. The only info that is collected it stored in Apple’s Health App.
Power Nap does not collect any personal user information. Sleep Tracking only collects the start and end sleep times. No user personal data is included. User sleep data is only transmitted to the watch app’s glance when the user has enabled the glance and Health. I do not collect and have no intention of ever collecting any user’s sleep or other health related data that may be entered into Health. No sleep related data is provided to any third party.