Just rest assured and have a try now.
It enables you to download YouTube Mix, Watch Later, Like Videos and YouTube Private Playlist.
Where do the videos go after downloading? Can I Enhance YouTube Video Quality by Upconverting? Launch How to download videos from YouTube on android? Moreover, the program is available for video downloads from other 1000+ sites.
This app is free to use for the people all over the world.
However, you can only click to one by one instead of in one go.
Only, open your favorite browser and go to Is there any limit for download YouTube videos by ytgram.
So use it with caution.
To upscale a video resolution, you will need the video enhancement software.