Verification

Verify users with SMS, voice and flash-calls

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Java SDK

Learn how to use the Verification SDK for Java

API Reference

Read the full API specification

Overview

Sinch offers a platform for phone number verification. It consists of different software development kits (the Sinch SDKs) that you integrate with your smartphone or web application and cloud based back-end services. Together, they enable SMS, Flashcall, Callout and Seamless verification in your application.