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Flash Call Verification

Verified in a flash!

Protect yourself & your customers, by securing your app with
Flash Call Verification - the more cost efficient & faster alternative to traditional SMS One Time Password delivery.

  • Reduced friction

    Your customers don’t want to jump through hoops to get verified, they want a seamless, smooth experience. Sinch Flash Call Verification makes sign up friction a thing of the past – numbers can be verified using Android flash call verification, or a web application, without any user interaction at all.

  • Speed

    Speed is of the essence! If you’re looking to verify customers quickly, which more often than not you will be, our Flash Call Verification SDK is the one for the job. The fastest option in the Verification family, Flash Call Verification gets the job done in well, a flash!

  • Lower your costs

    Everyone’s looking for a way to save money but still get a premium service. If you need to to flash verify customers across the globe & don’t want it to cost the earth, a call verification app, with SMS as a fallback, can save up to 70% on One Time Password costs.

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Flash Call Verification

Sign up & get started today!

  • Quick & easy sign-up
  • Free test credit
  • Easy to implement APIs & SDKs


Deeper Insights

Check out our latest guides, reports and ebooks for a new take on creating engaging communications.

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If you need to find a new verification solution to secure your communities, look no further! Discover how to secure the login process and verify new users with Sinch today.