Sample Focus - The easiest way to find the perfect audio sample

Apple Music - Apple Music app combines your personal iTunes library with Apple's music subscription service. Music you have purchased from the iTunes store, or synced over from other sources, is available in the "Library" tab. Read more about Apple Music.

Epidemic Sound - Website with licensed music to use in youtube videos

BeatSense - Discover great music hand-picked by real people, in a single click. FREE and in real-time!

Mixkit Free Sound Effects - Mixkit Free Sound Effects is a website that is introduced for incredible free sound effects, making you use in your cinematic projects without any hurdle.

humit - A social networking app for music sharing and discovery.