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.
Effringo provides you with a highly qualified team with vast experience in the telecommunications market and IT industry who are capable of providing you with a solution to help you add speech to your existing product portfolio.