We understand that many users are eager to enjoy Duplecast on their Amazon FireOS devices. Currently, Duplecast is not available on this platform, but we want to assure you that our team is diligently working on bringing this service to FireOS in the near future. We recognize the demand for Duplecast on Amazon Fire devices, and we appreciate your patience as we strive to provide you with an exceptional viewing experience. Rest assured that we are committed to expanding our compatibility to make Duplecast accessible to a broader range of users. Stay tuned for updates on our progress, and thank you for your support as we work towards a more inclusive Duplecast experience.