Adding VoIP to your iOS app is simple. At Sinch, we wanted to create a friction-free Calling & Messaging platform with a robust SDK. And we did. With our iOS VoIP SDK, you can quickly and easily add real-time communications to your apps in minutes, with just a few lines of code. Signup Now and see how quickly Sinch can start connecting your users.
id callClient = [sinchClient callClient]; [callClient callUserWithId:@"John"];
id callClient = [sinchClient callClient]; [callClient callPhoneNumber:@"+14154292072"];
NSString* phoneNumber = @"+14154292072"; id verification = [SINVerification SMSVerificationWithApplicationKey:@""
Sinch was just simple to use. My developers have said that Sinch was easily integrated and was one of the easiest SDK’s they have ever worked with.
Philipp Mintchin, CEO & founder of SPLYT
We tested the market thoroughly, and we ultimately chose Sinch because of their high quality product, ability to scale, and excellent level of customer service.
Eric Setton, Co-Founder & CTO of Tango
Sinch took 10 minutes to drop in and start calling, and the voice quality is amazing.
Jim Yang, CEO of Gather
Built with simplicity in mind, the Sinch iOS VoIP SDK is amazingly simple to use, with superior documentation for Developers
We use our own MXP signalling to offer a much more robust and lightweight alternative to SIP for WebRTC signalling.
Sinch uses the OPUS and iSAC adaptive codecs to offer the very best in WebRTC calling quality. On top of this, we support G.711, G.222, G.729, and iLBC.
We offer app to phone calls and SMS at market leading prices, giving you a powerful service at a fantastic price
App developers have complete control of the UI, call flow, and video stream with a quick import of the lightweight Sinch Video Chat SDK for seamless integration
Easily arrange one-on-one or group video calls in HD quality for uninterrupted communication and enhanced productivity
There is no need to use any backend to get started. Just import the Sinch real time video SDK into your existing project and start using our APIs to enrich your app in minutes