YouTube includes clips, video podcasts, live broadcasts, video clips, and even movies. Therefore, the desire to download from YouTube is completely logical, but contrary to the mac ecosystem, because the habit of paying for content in the USA has been developed and tempered for years, both by the Internet environment and at the legislative level. But as long as there is a demand, there will always be a supply.
Looking through the pages of the App Store, you are unlikely to find a program for downloading from YouTube. Unfortunately, it is very difficult for mac owners to find a suitable program, and sometimes they want to download videos, so a website came to my aid that helped get rid of this problem)