The app consists of questionnaires, and a time based cognitive task. App users will be contacted 7 times a day for 7 days to perform a brief cognitive task (lasting less than 5 min long). A greater than 80% response rate is required for reimbursement.

All data is anonymously collected.

What’s New

Version 3.1.3

Update API endpoint

App Privacy

The developer, Riwu Wang, has not provided details about its privacy practices and handling of data to Apple. For more information, see the developer’s privacy policy.

No Details Provided

The developer will be required to provide privacy details when they submit their next app update.


  • Family Sharing

    Up to six family members will be able to use this app with Family Sharing enabled.

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