Netflix Party - Netflix Party is an extension for watching Netflix remotely with friends and family for movies nights with that long-distance special someone.
Hyperbeam - A better way to watch together online
Watch2Gether - Watch2Gether is an app that allows multiple people to watch the same content simultaneously and interact with each other while watching.
Hmu - Hmu is a social app by SC Friends that enables users to search for new friends by viewing a list of users from all around the globe and tap on the desired profile to engage in live chat with them.
ShareTube - Watch YouTube, synced with friends.
WWDC Together - Watch and discuss WWDC together