Abto VoIP SIP SDK

Uwe Markus

Managing director

https://markussoft.de

“ABTO Software VoIP SIP SDK is a very useful product combined with a first class service. Thanks to ABTO Software for immediate responses with really useful hints and solutions.“

Clay Greene

President at PictureWindow Software LLC

http://www.pwin.com

“I just wanted to tell you how happy I am with your Abto SIP SDK. Your SDK was easy to get started with and all of the SIP functions that you’ve implemented work properly. Thank you for a quality product.“

Peter Bagshaw

Director New York Software Consultancy

http://www.nysc.co.uk

“I had been looking at many of the VOIP SDK’s that were, nearly all were too complex and did not have full working demos. What impressed me about Abto Voip SDK was the working demo app has all the common… Read more “Highly recommended VoIP SIP SDK”