STUN use

Posted on July 23, 2014May 3, 2019

We are receiving many questions about STUN use. STUN means Session Traversal Utilities for NAT (Network Address Translator). When using STUN is a good idea: If you do not receive video and audio because remote side can not send media. … READ MORE

Try Video SIP Softphone solutions

Posted on June 4, 2014May 3, 2019

ABTO Software offers a variety of solutions that support video call using H.263 and H.264 video codecs and enable to build a custom video sip softphone: VoIP Video SDK for Windows It supports a single video connection. Softphone can have up to … READ MORE

Happy Easter 2014!

Posted on April 18, 2014July 6, 2015

Dear customers and visitors of our website, Congratulations and Happy Easter Holidays! ABTO Software’s VoIP SIP SDK team

Check SIP softphone app on App Store

Posted on February 3, 2014May 3, 2019

You can find the latest sample softphone app with background mode, sRTP support, and other improvements on App Store. To request the latest trial and purchase full version of VoIP SIP SDK for iPhone, please contact us.

Request Flash Softphone for Adobe AIR

Posted on January 3, 2014July 6, 2015

ABTO Software announces successful finalizing of custom project – flash video chat for Adobe AIR. Flash softphone for Adobe AIR supports video and IM chat and works good on desktop, iPhone, and Android. If you are interested in requesting a … READ MORE

Merry Christmas and a Happy New Year!

Posted on December 24, 2013May 3, 2019

ABTO Software’s VoIP SIP SDK team wishes our current and potential clients Merry Christmas and a very Happy New 2014 Year!!! We have special seasonal discounts. Contact us to find out more!

VoIP SIP Server on Youtube

Posted on December 17, 2013May 3, 2019

ABTO Software prepared a demo video and published it on YouTube to demonstrate how to install and use our VoIP SIP Server for Windows. ABTO Software’s VoIP SIP Server is a simple SIP server with user-friendly web interface, perfect for local networks and testing purposes! You can find … READ MORE

Try updated softphone for Android

Posted on November 26, 2013July 7, 2015

Please find our new updated sip softphone for Android at Google play: Demo version of ABTO Software’s VoIP SIP SDK for Android To find out about changes and purchase our SDK to build your own softphone contact us.

Try Video Conferencing SDK

Posted on November 19, 2013July 7, 2015

ABTO Software announces release of Video Conferencing SDK for Windows. Using our SDK you can establish video conferencing between multiple participants by means of SIP softphone. Download VoIP Video Conferencing SDK now!

Useful tips on SDK for iOS

Posted on November 7, 2013

If you have questions how to use our VoIP SIP SDK for iPhone you can find some useful details how to connect the framework in this document. You can find more useful documentation here.