Momixa - Pick two songs and get the perfect mix
Soundplate Clicks - The ultimate smart link system for music marketing
The Best Song - The fun way to discover good music
Label Engine - Label Engine is a digital music distribution platform intended for sharing and promoting music around the globe.
FIEND.fm - "Hot or Not" for music discovery: 2 hrs of tracks in 2 mins
DistroKid - Unlimited uploads to iTunes and more. Keep 80-100% of your royalties.