With the launch of the new ZDFmediathek app, the entire media content of all television channels of the Zweites Deutsches Fernsehen is avail- able on all smart screens. Thanks to the integrated video player, the native app ensures the best possible image. A complex back-end structure guarantees high performance even for slow Internet connections. The consistent design of the user interface on all digital devices creates high recognition value. Furthermore, via Second Screen Technology, the app provides interactive real-time features parallel to the current broadcast.