AddTapi.NET

With AddTapi.NET you can easily add telephony features to your C#, VB.NET or C++ application. AddTapi.NET has everything you need to develop telephony applications such as interactive Voice Response (IVR) Systems, Caller ID Applications, Voice Mail Systems, Phone Dialers, Call Recorders, Notification Systems, Call Tracking Applications and Phone Surveys.

AddTapi.NET wraps Microsoft Telephony Application Programming Interface (TAPI) and provides a set of easy-to-use managed classes for developing CTI software. AddTapi.NET supports TAPI 1.3 - 3.1 and works with all TAPI-compatible telephony hardware, from voice modems to advanced telephony boards to TAPI-compatible PBX systems.AddTapi.NET requires .NET Framework version 2.0 - 4.6 and works with all .NET development platforms including Visual Studio 2015-2005, Visual C#, Visual Basic .NET (VB.NET) and Visual C++.

What is new in this release:

Version 5.2:

• Call data support
• Special Information Tone (SIT) detection
• Automatic call duration tracking
• Improved call state processing

What is new in version 5.1:

Version 5.1:

• Conference call support
• Audio playback and text-to-speech in Windows service applications
• Line device state information
• Device-specific information about the line status
• Other small fixes and improvements