Voice over Internet Protocol (VoIP) calling is most convenient when using a mobile phone. BlackBerry users have plenty of choices when it comes to picking a VoIP app that is compatible with their phones so that they can take the convenience of VoIP calling with them anywhere.
KINGCALLS offers an alternative calling solution to save you up to 90% on your international calling bills: * With no hidden fees; * No connection charge; * No Monthly recurring charge; * No post completion surcharges