All of these software make it easier for you to download an unlimited number of videos from youtube and many other video sharing websites with just a single click. Some of them are free while others cost you a few bucks.
There is an uncountable number of video downloading software available on the internet. Google the term Youtube Downloader for Mac and you will get around 26 million search results. Especially if you are not so tech-savvy, it is highly recommended to read this in order to keep your Mac book secure.
However, I suggest you to carefully read this post. If you are in a hurry and just want to quickly get a Youtube Downloader installed in your Mac book, please see the last section of this post to quickly discover what you are looking for.
