HD Video Player - Full HD Video Player is a free multimedia player app for Android devices. It supports all popular video and audio file formats, including ultra-high-definition video files like 4k video. The app has a user-friendly interface that makes it easy to use.

The powerful HD Video Player features advanced hardware acceleration and subtitle support, providing a smooth playback experience. The app allows you to control playback speed and includes a widget for audio control. You can also control audio headsets, cover art, and a complete audio media library.

HD Video Player has a smart media library for audio and video files, making it easier and faster to find all your media files. You can browse folders directly and enjoy multi-track audio and subtitle support. The app also supports auto-rotation and aspect-ratio adjustments, as well as gestures to control volume and brightness.

One unique feature of HD Video Player is the pop-up and background video player, which allows you to enjoy video in the background and watch videos in a pop-up window for convenient multitasking. The app also includes a private folder to save your personal videos and movies in a password-protected folder.

Overall, HD Video Player - Full HD Video Player is a great app for those looking for a free multimedia player with advanced features and smooth playback.