VaxSoft

VaxVoIP SIP Server SDK
Trial versionDevelop SIP based VoIP server for IVR, IP telephony, and call centers.
WindowsVaxPhone - Softphone (Voice Changer & Phone Calls)
FreeVaxPhone is a SIP based softphone to dial and receive internet phone calls by using ANY ITSP (Internet Telephony service provider).
iOSVaxVoIP SIP Desktop SDK
Trial versionDevelop SIP based VoIP softphone, and IVR systems.
Windows
VaxVoIP WebPhone SDK
Trial versionBuild Branded SIP Webphones Easily with This SDK
Windows