Plivo SDKs let you integrate voice natively in the browser and mobile devices. We have the set of following SDKs based on the device you are planning to create your app.
plivo.min.js can be used for developing applications which will turn your browser into a telephone. You will need a browser which supports WebRTC.
Add voice to your existing iOS apps with just a few lines of code
Integrate voice with your Android App and create Voice enabled Android apps