A free app for Android, by MediaphileStudio.

 Enjoy your favorite videos or movies using this free android application that supports all popular video formats, including HD, Full HD, and 4K videos. With VD-Player, you can easily enjoy all your videos without any trouble. This powerful and fast video compressor can compress large videos without losing quality. It also supports subtitle download and Chromecast casting.Video player HD & Compressor uses a smooth user interface and provides gesture support for sound, video seek, and brightness. You can also play your videos in the background or as a pop-up video – allowing you to do other tasks while watching.