https://www.onlinevideoconverter.com/
use youtube-dl if you dont mind commandlineyou can use it to download without any extra compression
Where exactly is this?
Apparently there's also a gui for it, which can be found here:https://github.com/MrS0m30n3/youtube-dl-gui/releasesI've checked and it's as close to official as you can get.
https://rg3.github.io/youtube-dl/
Does this come with
http://convert2mp3.net/en/
i use this somewhat shady-looking one but it works finehttp://convert2mp3.net/en/