Castor Connect enables study participants to complete Castor Surveys (ePRO questionnaires) via a native mobile application. - Compliant, secure, user-friendly ePRO solution - Configured using our EDC product to be as simple or complex as your study demands - Offline data storage ensures connectivity is never a barrier to advancing research An invitation to take part is required to use this application. You can find more information about Castor surveys or Castor Connect at castoredc.com/epro