Facebook Messenger Kids - Safer and More Fun Video Calls and Messaging
Skype - Stay in touch with your family and friends for free on Skype. Download Skype today to chat and call on desktop and mobile.
Stack App - Stack is a Tweetdeck for your social apps
Facebook Messenger - Facebook Messenger is a faster way to message.
Caprine - Elegant Facebook Messenger desktop app
Digsby - Tagged makes it easy to meet and socialize with new people through games, shared interests, friend suggestions, browsing profiles, and much more.