Missive - Team communication app now supporting FB, Twitter & SMS
Togetherly - Watch Youtube with friends
Slack for Mobile - Rebuilt from the ground up
ShareTube - Watch YouTube, synced with friends.
Tinder Swipe Surge - Get more matches by being at large events
Showgoers - Showgoers is a website dedicated to watching Netflix movies together with friends or loved ones who are not sitting on the same PC.