VoipYo is the latest Voip brand from Dellmont sarl, Luxumburg based company. VoipYo offers free call to US and Canada from your smart phone without buy any credit. But you cant make this call from your Computer, this is only possible from MobileVoip.
MobileVOIP is the smart phone application for make cheap calls and this available for iPhone, Symbian, Android, Windows Phone and BlackBerry. Install MobileVOIP in your smart phone and create a VoipYo account, these steps only needed for make free call to US and Canada. Also make cheap calls to anywhere after purchase the credit.