Metastream - Watch streaming media with friends
Toggl - Toggl is an online time tracking tool. It features 1-click time tracking and helps you see where your time goes. Free and paid versions are available.
Watch2Gether - Watch2Gether is an app that allows multiple people to watch the same content simultaneously and interact with each other while watching.
Harvest - Simple time tracking, fast online invoicing, and powerful reporting software. Simplify employee timesheets and billing. Get started for free.
Kosmi - Digital Hangouts Reinvented
RescueTime - Time management software that shows you how you spend your time & provides tools to help you be more productive.