For Smooth and easy transferring Music or you can say playlist, you can use Musconv. https://musconv.com/ One of the best tool i know.
Noisli might be a bit more popular than Musconv. We know about 1 link to it since March 2021 and only 1 link to Musconv. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
MusConv - the easiest way to transfer your music data! https://musconv.com/. - Source: Hacker News / about 1 year ago
I use a website called noisli.com for the background noise. You can give it a try if you would like to. Source: about 1 year ago
Soundiiz - Transferring playlists between various music streaming platforms.
Noizio - Feeling that the noise of the big city is too much for you to bear?
Tune My Music - Transfer Playlists Between Music Services
MyNoise - Custom shaped online noise machines. Many Many generic sounds
FreeYourMusic - Migrate from and to any music services
A Soft Murmur - Ambient sounds to wash away distraction.