Tube Mp4 HD Video Downloader is a free Android app developed by HD AllvideoDownloader Lab. This app allows you to download and save all HD videos from your social media homepages in just one tap. It is a high-speed downloader that supports all video formats and different resolutions. The app comes with an in-built video player that allows you to play all the downloaded videos, adjust the playback speed, and even convert videos to audios easily.

With this app, you can download multiple files at the same time and download them in the background. The app also supports large file downloads and allows you to check the progress of your downloads in your phone bar. Furthermore, you can download videos, music, and pictures with no limitations.

However, it is important to note that downloading files protected by copyright is prohibited and regulated by the law of the country. The app also does not support downloading YouTube videos due to the policy of the Play Store.

Overall, Tube Mp4 HD Video Downloader is a great choice for those looking for a fast and secure video downloader for their Android device.