Audulus - A universe of sound at your fingertips - Audulus is a modular music processing app
Netflix Party - Netflix Party is an extension for watching Netflix remotely with friends and family for movies nights with that long-distance special someone.
Blocs Wave - A free audio app for creating music loops.
StreamParty - StreamParty is a watch communiry, that allows you to watch video streams in sync with the people you care about, on multiple services.
FL Studio Mobile - Create & save multi-track music projects on a smartphone
Metastream - Watch streaming media with friends