Since 2003, ASTPP has been catering to different organizations with its amazing invoicing and billing features. As time progresses, the ASTPP solution keeps on progressing by adding amazing features and add-ons. Thus, it is now a smart VoIP telephony platform. It offers a full bucket of VoIP solutions to benefit different businesses. It provides an all in one solution to let businesses run multiple VoIP service businesses. Along with the open source version, ASTPP also offers an enterprise version.