Watch2Gether - Watch2Gether is an app that allows multiple people to watch the same content simultaneously and interact with each other while watching.

Bandlab - Capture, nurture, and collaborate on song ideas in the cloud

DJ Clique - Listen or watch your favourite content via Youtube on repeat, shuffle or synchronized on all your computers at the same time. Take turns DJ'ing. Enjoy private or public rooms by yourself or together with your friends in sync.

Turntable.fm - Turntable.fm is a social media website developed by Billy Chasen and Seth Goldstein that allows the audience to stream their own music.

TwoSeven - Web application that enables people to watch the same thing at the same time across the globe while...

indiesound - indiesound is a multi-tasking platform developed for online music streaming, helping you to discover, listen and connect with thousands of indie bands or music artists all around the world.