Tango

Tango, the leading all-in-one social networking app, enables you to connect with friends and stay closer to family in a way that is easy, spontaneous, fun and fits the moment. Tango allows you to send free text messages, play games, and make free phone calls and video calls with those you care about. Tango works on iPhones, iPod touch, hundreds of Android phones and Windows Phone devices, as well as tablets and PCs, and provides high quality experience over 3G, 4G, and Wi-Fi.  More than 145 million people in 212 countries already love using the service.

Founded in September 2009, Tango has raised over $87M from leading venture capital firms and top individual investors.  Tango is based in Mountain View, California.