Verification API

Name: Verification API
Brand: Sinch

Step up security, keep engagements flowing

Enhance app security with scalable multi-factor authentication solutions built with conversion in mind - all available through a single API!

Trusted by your favorite companies

Goodbye fraudsters! Reduce unauthorized payments and account takeovers seamlessly with the most widespread and globally recognized user ID.

Make sign-up, log-in, and password resets a breeze with OTPs, password-free phone number verification, and smooth one-factor authentication.

Verify users on any device or platform, in multiple languages, and with efficient fallback for optimal conversion, delivery, and price.

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Deeper insights into verification solutions

Supernetwork

Sinch has the largest global tier-1 network with 600+ direct operator connections and an unmatched range of OTT channels, trusted by more than 3,000 enterprise customers worldwide!
High security standards

We ensure end-to-end security and data protection – we are GDPR compliant, MEF Code of Conduct approved, and ISO27001 certified.
Carrier-grade platform

Our platform is robust, secure, fast, and designed to handle high traffic. Enjoy maximum security and quality, low latency, and access to unique telecommunications data.
One-stop verification shop

Get the exact solution you need with our wide range of SIM-based identity verification methods and our state-of-the-art capability portfolio.

Try out Sinch now - for free!

No credit card needed

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Easy integration with Sinch API

Access your API credentials and manage your settings and configuration