Tubecasts is an iPhone app developed by Jianfeng Wu that allows users to play their favorite YouTube playlists and videos in background and audio-only mode. This unique feature not only extends the lifetime of your device's screen and battery but also provides a convenient way to enjoy YouTube content without the need for a video display.

One of the standout features of Tubecasts is the ability to prerecord YouTube video streams to files and play them offline. This feature is especially useful for users who are on the road and concerned about their cell data plan or signal quality. By downloading and saving the videos beforehand, users can enjoy their favorite content without worrying about internet connectivity.

To get a taste of the basic playback feature, users can try out the App Clip for free before deciding to install the full app. Simply visit the provided website before proceeding with the installation.

For more detailed information on how Tubecasts works and how user data is used and protected, users can review the service terms and privacy policy provided by the developer.

Service terms: [link]

Privacy policy: [link]