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App to App Calling
app to app calling

App to App Calling

Leverage the Sinch SDK Our Voice-over-IP (VoIP) platform offers crystal clear voice quality through WebRTC and HD audio codecs

Streamline the User Experience and Increase Conversions Add app to app calling for a streamlined UI and valuable in-app engagement opportunities with every customer

Lower Your Costs Users can talk to each other over their data connections using WiFi calling, which means no monthly number rentals required.



Social Media

Make your app even more social by giving users the ability to call each other from within it, adding a personal touch


Ensure all transactions stay in app to secure revenue streams and open up a world of opportunities

Enterprise Collaboration

Enable users to make calls with WiFi or mobile data coverage and reach others across the globe for ultimate productivity

It's This Simple




id callClient = [sinchClient callClient];
[callClient callUserWithId:@"John"];
CallClient callClient = sinchClient.getCallClient()
Call call = callClient.callUser("John")
var callClient = sinchClient.getCallClient();
var call = callClient.callUser('John');