I'm glad that I've found this thread! Thanks for the suggestions and links, guys!
you should try Ytmp3 online youtube video converter. It might help you in, what you are looking for. Must try it.
You should try Ytmp3 online youtube video converter "ytmp3 conv". It might help you.
Download youtube video to mp3 with good sound quality. Through "convertmp3.cc" . It's a free tool and no need to subscribe to any app. convert youtube video to mp3
Thank OP and all for sharing.
I use chiasenhac.vn and its mobile app on https://techbigs.com. I see lossless and 500kbps files there.