DR X Factor is a free application available on Android developed by DR Digital. It falls under the Lifestyle category and allows users to see highlights from the X Factor show right after it airs on TV.

The app provides an interactive experience for users to participate in the show by playing along in the "4th Judge" game, where they can answer quizzes and rate the contestants live during the show. Users can download or update the app to play along with the rest of Denmark during the final round of X Factor on DR.

Overall, DR X Factor is a great app for fans of the show who want to stay up-to-date on the latest highlights and participate in the action. The app is user-friendly and offers an engaging experience for viewers.