ASTPP is smart VoIP software. It offers some premium solutions. Mobile SIP dialer is one of the premium solutions offered by ASTPP. ASTPP offers white label mobile SIP dialer. This SIP Softphone is available for Android and iOS devices. It is furnished with an amazing range of features which are designed to benefit VoIP service providers.
To know more about the white label mobile SIP dialer app, please visit http://www.astppbilling.org/addons/mobile-dialers/ »