1)   CT Developer Studio 2.0
Integrate computer with telephony quickly and easily. Develop and run IVR applications on your Windows PC. IVR software development should not be difficult! CT Developer Studio helps you develop and host automated call handling systems.

 2)   Interactive Voice Guide 4.7.25
A powerful, easy-to-use system that quickly implements a professional voice response system into your business.

 3)   BTS.InterVoice 1.0.2
BTS.InterVoice software has everything you need to starts own interactive voice response system at home phone line. Automated call answer, call processing and recording voice messages.