This is a great Free Utility that works really well!
“4K Video Downloader allows downloading videos, playlists, channels and subtitles from YouTube, Facebook, Vimeo and other video sites in high quality.
Enjoy your videos anywhere, any time, and of course even when you are offline. Downloading is simple and straightforward: just copy the link from your browser and click ‘Paste Link’ in the application. That’s it!
Save entire YouTube playlists and channels in MP4, MKV, M4A, MP3, FLV, 3GP. Subscribe to YouTube Channels within the application and get latest videos automatically downloaded.
Download annotations and subtitles in .srt format or embed ones for single video or entire playlist in one click.
Download video in HD 1080p, HD 720p, 4K, and 8K resolution and enjoy the high definition videos on your HD TV, iPad, IPhone, Galaxy Edge and other devices.
Direct transfer to iTunes
Get videos and songs downloaded directly to your iTunes library and enjoy them on your iPhone, iPod or iPad anywhere you go.
Support all popular video sites
Download video and audio from Vimeo, SoundCloud, Flickr, Facebook and DailyMotion, Tumblr, YouTube Gaming.
3D video download
Download video in 3D format, you will find a small special icon among available formats after video parsing. Everyone should try watching live shows and cartoons in 3D, it’s a one of a kind experience.
360° videos download
Videos created with a camera that simultaneously records all 360 degrees of a scene, change the viewing angle by dragging video with the mouse and enjoy this mind blowing novelty.
Smart Mode feature
Activate ‘Smart Mode,’ apply preferable settings to all further downloads and get videos and songs downloaded easier and faster.
In-app proxy setup
Setup proxy servers settings right from the application to download videos that are blocked in your region.”