3 Widely Used YouTube Video Downloader Apps for Android Phones The best way to watch movies and videos on your android phone is installing the right apps. We know there are a large number of video downloading app available in the market so we have mentioned top 3 below. Just take a look at them. 
VidMate
Used by millions of people across the world to download videos and other multimedia content. With user-friendly navigation and interface, the app can download any videos from YouTube faster even with the slow internet connection and comes with built-in YouTube browsing option to search videos and download them. This remarkable app was developed by AliBaba Inc. The company has more great android apps, including 9Apps and UC Browser. You can choose the video resolution, quality while downloading and need to download the APK file from their website or partner website to download videos using VidMate online. 
TubeMate
Another popular and widely used, TubeMate applicationalso comes with the simple and user-friendly interface. TubeMate is the right app for those people who are a YouTube addict. It allows its users to watch movies on their phone and to download YouTube videos in many different video formats and resolutions. TubeMate apk makes sure maximum download speed even with the slow internet connection. It can use multiple internet connections to download videos fast. In addition to this, you can also pause or resume download anytime and can download and install it from their official website or also from partner websites as it is also not available at Google Play Store like the VidMate.
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KeepVid
A free video downloader app, KeepVid allows its users to download videos from Facebook, YouTube, etc.You can download videos in a variety of formats with various video resolution. The app automatically convert videos files into MP3 Music and built-in search option lets users search and download movies, videos or music from different sources. Source Link :- https://9appsinstall.wordpress.com/2018/06/30/3-widely-used-youtube-videodownloader-apps-for-android-phones/