Getting started with Flutter 3 and Vonage APIs

The article provides a step-by-step guide on how to create a Flutter application that makes a voice call to a physical phone using the Vonage Android and iOS SDKs. The process involves setting up a free Vonage Developer account, installing the Vonage CLI, purchasing a Vonage number, creating a webhook server, and linking the number with a Vonage application. The article also covers the installation of the Vonage client SDK for both Android and iOS, as well as the setup of permissions and authentication in the native code. With this guide, developers can create a fully functional app-to-phone-flutter that allows users to make voice calls using the Vonage Voice API.