With Verify, you achieve a two-factor authentication using a one-time password (OTP). Harness the power of our global SMS service to secure your transactions quickly and easily.

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Safety in numbers: use OTPs to verify customers via their mobiles

One-time passwords are a brilliantly effective tool to enhance security for online apps and services – made simple through using the ubiquitous technology of the mobile phone.


Two-factor SMS OTP verification enables valid users to be identified with a high level of confidence, reducing the risk of fraud, hacks, scams and attacks


Authentication via SMS messaging requires no human operation and is accessible instantly and around the clock

Varied uses

Verify can be applied wherever login or access security is essential – for sensitive data, financial transactions and more


Using SMS for authentication takes advantage of a highly accessible, personal and direct form of communication

Why choose MessageCloud to handle your mobile verification?

Our simple API allows you to integrate our user Verify product seamlessly into your website, app or mobile service.

Verify uses MessageCloud’s access to mobile networks worldwide and cloud-based platform, for exceptional speed and rates of delivery.

Keep track of every password delivered across your account in real time through your web-based Control Panel.

If you’re using application-to-person (A2P) technology, our OTP SMS API is the ideal solution for user authentication.

With MessageCloud, there’s no set-up fee and no contract to lock you in. Pay for the OTP volume you use and nothing more.

Our in-depth documents provides everything a developer needs to integrate our Verify API into your system and workflow. And if you need it, there’s an optional 24/7 customer service.

What will it cost?

With MessageCloud, you can send verification OTPs on a pay-as-you-go basis, with no hidden extras. Visit our Pricing page to see what it will cost.

See our Verify prices Get a bespoke Verify quote

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First 10 Verification codes free

First 10
Verification codes free

0 100,000 200,000 300,000 400,000 500,000

Pay each month for your messaging top-ups. Regular monthly automatic top-ups.

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Unit Cost

Pay as you need to top-up your messaging as and when you need it.


Unit Cost

It’s easy to get started

You’re just a few easy steps from sending your first message. Register for free, no credit card required.

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MessageCloud savings 20% on average than comparable volumes with other providers.

Our Cloud Products work together. Use with...

MessageCloud Send

Send, for distributing messages once a number is verified

MessageCloud Pay

Pay, to accept payments once a number is confirmed as valid

MessageCloud Analyse

Analyse, to uncover information on a number before verification

MessageCloud Numbers

Numbers to get incoming messages once a user is authenticated