Web21C SDK: do less achieve more

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Make phones ring with one line of code!

Want to spice up your app with dynamic, fully-customisable voice interactions? With our new Call Flow service you can, in minutes, without changing the way you work.

Need to integrate highly secure services such as Messaging, Voice, Conference Call, Authentication or Inbound SMS into an application? Now you can with as little as one line of code.

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New Version of the SDK Released

We have released a new version of the SDK and upgraded our services. more...

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