ASTPP is renowned as the #1 open source VoIP Billing Solution based on FreeSWITCH. It is developed to meet the needs of wholesale, retail, and other VoIP service providers. For several years, it has been bringing transformational changes in the VoIP industry with its innovative features and exceptional performance.

ASTPP makes it possible to embark on an entrepreneurial journey without stressing about capital investment as it is available for free. It is one of the best carrier grade solutions for service providers.

ASTPP is regarded as the top smart telephony platform due to the wide range of VoIP solutions it has to offer. Class 4 Softswitch, class 5 Softswitch, calling card platform, multi tenant IP PBX system, VoIP billing solution, mobile SIP dialer, PC dialer, etc. are some major carrier grade solutions for service providers that can help them build handsome revenue generating opportunities. These solutions can also be used to enhance business performance and meet end to end business communication needs in any company.