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.
BARS 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
Check out the BARS app - https://bars.app. Source: almost 3 years ago
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