Kabel Eins Doku is an Android app developed by ProSiebenSat.1 Digital GmbH. The app is free to use and falls under the lifestyle category. It is compatible with Android 9.0 and offers a vast collection of documentaries and reports. The app provides a TV live stream and video mediathek, which includes a variety of programs such as Toto & Harry – Die Kult-Cops im Ausland, Toto & Harry – Die zwei vom Polizeirevier, Homicide Hunter, Combat Dealers, and many more.

The app offers a 24/7 livestream, mediathek and archive, exclusive bonus clips, and video news to the users. The app is accessible anywhere, anytime, and offers social sharing options to post your favorite TV shows on Facebook, Twitter, etc. The app also has a search function, EPG, and push notifications for your favorite shows. However, it is important to note that the videos are only available in Germany, Austria, and Switzerland due to licensing restrictions.