The Turkish Airlines Companion Entertainment app is a lifestyle app available for Android devices that enables users to personalize and enhance their in-flight entertainment experience. The app allows users to browse a rich selection of always up-to-date content, create playlists prior to their flight and synchronize their device with the in-flight entertainment system once onboard.

With the app, users can control their seatback monitor, use their device as a second screen to watch live television, and track their flight with the inflight map. It should be noted that the app is only available on selected aircraft in the Turkish Airlines fleet.

Overall, the Turkish Airlines Companion Entertainment app is a useful tool for enhancing in-flight entertainment and personalizing the experience. The app is easy to use and offers a wide range of content options. However, the limitation of being available only on selected aircraft may be a drawback for some users.