Retro TV Player is a free multimedia player app for Android devices developed by Zeta App. The app takes you back to the 90s by offering high-resolution video playback, just like the CRT TVs of the old days. The app supports all major video file formats, including MP4, and also allows you to play your favorite YouTube videos in 4K and 360-degree formats.

One of the main features of Retro TV Player is its ability to play 4K and HD videos smoothly, providing a high-quality viewing experience. The app also supports various video file formats, including 3GPP, AVI, FLV, SWF, M4V, Matroska, Ogg Video, QuickTime File Format, WebM, and Windows Media Video in its pro version. Additionally, the app has a simple and easy-to-use interface, making it accessible to all users.

Overall, Retro TV Player is an excellent multimedia player app that offers high-quality video playback and supports various file formats, including YouTube videos. It is a must-have app for anyone who loves to watch videos on their Android device.