There are many online video downloaders that are capable of downloading videos/ audios freely:
1: keepvid.com – The downloading steps are quite simple. You just need to copy and paste the video’s URL to KeepVid then choose a resolution to download. And it can download videos from various websites.
2: savefrom.net – It is one of the most widely used online video downloader that can download videos from various websites: YouTube, Facebook, Vimeo, Dailymotion and more.
3: clipconverter.cc – This one is great as it can download HD YouTube videos without hassle. It can even download 4k YouTube videos. By the way, you can convert local videos/audios via this site.
4: downvids.net – For you who want to download the whole YouTube playlist, this one is the right choice. But it will just download videos as MP4/MP3 formats.
If you are worrying “Is it illegal to download YouTube videos or is it illegal to download music from YouTube”, please check: http://www.videoconv...ube-videos.html