CoolDialer Support DTMF and Network Monitoring Now


CoolDialer does support DTMF now which is in demand of next generation VoIP Technology. As well as network monitoring has been enabled on the CoolDialer. When you go out of the network (internet), CoolDialer automatically disconnect you. Network Monitoring monitors the network when it is reconnected. So whenever you reconnect to the network, CoolDialer re-register you automatically. 

Get a free demo for CoolDialer today

CoolDialer free demo is available for testing with SyncSwitch Package as well as your own SIP Switch. To get a demo for CoolDialer, please follow following steps-



As a global service company, we want to spread the service of CoolDialer all over the world. In this journey we need company of our partners. 

We are looking for influential person/company as our sales partner for CoolDialer from various territory of the world. Interested person/company are requested to contact with us by sending email to We are looking forward for a win-win sales partnership with our sales partners and make the journey enjoyable and successful for both party jointly.

About Us


We would like to thank you first of all for taking time to visit our website.

CoolDialer is developed by Synchronous, the developer of SyncSwitch - the industry leading switching and billing solution for VoIP operators/service providers as well as many other customized software for VoIP and telecommunication services.


We believe on making things straight, clear and handy to our valuable customers to save their valuable time. All packages and ingredient of packages are available in the following table with price. Further explanation has been provided under the table. Please read them to be clear about them. For more clarification, kindly send us email to

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