Choose your favorite SIP client for ABC-VoIP services

Hardware Phones


3CXPhone is provided completely free of charge to individuals and organizations including commercial entities. All features (including call transfer) are enabled. This makes it easy for companies to deploy it on any Windows desktop without having to worry about cost or license administration hassles.

Available for Windows, Android and iPhone



One of the best things about Nimbuzz is that it is easy to install and has a very user friendly interface. With Nimbuzz you can add all your contacts from different Communities such as: Facebook, Myspace, Yahoo Messenger, etc.


Adore softphone

The combination of various features will help the end user to connect their IP SoftPhone to any PC or Phone, and give the benefit of making calls on reduced charges, unlike the conventional phone calls.



Ekiga (formerly called GnomeMeeting) is a VoIP and video conferencing application for GNOME and Windows. It is distributed as free software under the terms of the GNU General Public License.

Ekiga supports both the SIP and H.323 (based on OpenH323) protocols and is fully interoperable with any other SIP compliant application. If you would like to learn how to install and use Ekiga please watch this video.



CounterPath’s X-Lite is the market’s leading free SIP based softphone available for download.

Combining voice and video calls, Instant Messaging and presence management in an intuitive and familiar interface, X-Lite helps you seamlessly transition from a traditional hard phone environment into the world of Voice over IP.

To learn how to install X-Lite on your system please watch this video.



A key-feature for the Zoiper Communicator is that you can choose to use it simultaneously with the Zoiper Service and with your VoIP service provider. Doing so will save you costs and will ensure your continued communication.

Please note that you can decide not to use the Zoiper Service with your Zoiper Communicator by simply choosing «I do not want to use this service» from the Zoiper Communicator interface upon initial startup. If you would like to install Zoiper and find yourself in need of a tutorial please watch this video.


Express Talk

Make phone calls using your PC, Mac or Pocket PC.

Express Talk works like a telephone to let you make calls through your computer.

Call anyone via the internet who also has a softphone installed and if you register with a VoIP gateway service company you call regular telephone numbers as well. If you would like to install ExpressTalk and find yourself in need of a tutorial please watch this video.