Slide background
Give your app a voice
Give your app a voice
App communications in the cloud
App communications in the cloud

Add voice calling and messaging in your app

If you want a solid and simple way to make your app more social then look no further.
With the Rebtel SDK, your app users can send Instant Messages and talk with each other for free.
It's easy, it's affordable and it's fun – get started now!

Communications demystified

No backend required. It's all in the cloud and works like a charm with your user management system. And it's rock solid, serving millions of users.

As easy as pie

Make your first call and send your first message in minutes. Just add our SDK, write a few lines of code and voila! It just works.

Pay after you've grown

With our generous free plan, you won't be paying us a penny until you have many thousands of users. Go and do your thing, we've got your back!


Developers Rebtel


Developers Love Rebtel

Rebtel’s SDK allows us to bring a simple, yet powerful and thoroughly road-tested calling functionality into our app.

Fredrik Olofsson, CEO Maybe