Not everyone's lucky enough to be a signed music artist. Fortunately even if you're not signed to a label there's still ways to get your music on streaming services. Distribution services offer that and a lot more, including physical releases, statistics and marketing tools. Some services even offer marketing help for artists who start to "catch" after a few releases - like adding tracks to Spotify playlists. Here's a comparison of what the best distributors have to offer.  Distrokid Distrokid allows you to upload as many tracks as you want for a yearly membership fee. What’s good about them as...