In that case, Youtube Downloader for Android is the answer to the question. When it comes to downloading video files from the Internet, I have plenty of choices of using either desktop software, web apps, browser addons or extensions. Many have asked if there was an app that could do this… at the time there wasn't but now there is. Youtube Downloader for android phone

Presto, the video starts downloading in the background. With this app, you can search YouTube videos directly on your Android device, select one you like then press the green overlaying Download button, pick a resolution and a file format, TubeMate will do the rest for you.