TrialKit can be used to automatically collect health and activity data from patients within TrialKit ePRO studies where the patients are using Apple devices. 

Support for Android and Fitbit is coming soon!

If the study is already setup to use ePRO, adding health data collection is very simple. Access the configuration option highlighted below (iOS only):

The resulting list will contain all available health and activity tests which can be enabled to automatically appear for patient users signing in on their mobile apps.