Maintain high quality, compliant products

Test banking alerts, two-factor authentication, account updates and more. Ensure bulletproof quality with zero surprises.

Picture of woman on stairs with banking update and gradient
Picture of woman on stairs with banking update and gradient

Trusted by businesses of all sizes

Assortment of brand logos including Forbes, Uber, Paypal, Checkout.com, UEFA and Aer Lingus.
Assortment of brand logos including Forbes, Uber, Paypal, Checkout.com, UEFA and Aer Lingus.
Email and phone illustration with pass and fail notifications on gradient background

Keep financial communication fast and flawless

  • Validate fraud notifications, payment confirmations and more, replicating the customer journey end to end.

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Built for fast-moving teams

Financial communication is high-stakes. From onboarding to account security, customers expect instant, accurate, and secure information - while regulators demand proof you’re getting it right.

Mailosaur helps QA, DevOps, and security teams test end-to-end flows across email and SMS, so you stay compliant, reduce risk, and move faster without cutting corners.

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How leading finance teams levelled up QA with Mailosaur

OakNorth

See how fintech OakNorth used Mailosaur to test their emails, SMS and particularly OTPs with Mailosaur.

NovemberFirst

November First chose Mailosaur to automate E2E email testing for their software development team.

Coupa

With Mailosaur, Coupa has found their ideal solution to capture and analyze emails automatically, and improving their email security.

Ready to learn more?

Get started with a free demo or 14-day trial

With a free trial and easy integration, you're minutes away from seeing how Mailosaur could be the answer to your testing needs.

Illustration of banking alert and SMS with pass and fail notifications
Illustration of banking alert and SMS with pass and fail notifications

Prevent a mistake that could cost millions

Minor messaging errors can have major consequences. Mailosaur lets you test every email and SMS - verifying links, deliverability, attachments and more - so your communications are airtight, accurate, and always professional.

Mailosaur logo with email and phone illustrations and pass and fail notifications

Automate testing for faster releases

Manual testing slows teams down - and finance moves fast. Mailosaur lets you automate end-to-end testing for email and SMS, so you can release updates, features, and fixes faster - without compromising on quality, security, or compliance.

Mailosaur logo with email and phone illustrations and pass and fail notifications
Black Oaknorth logo spelling out the words on a coloured background

Don't just take our word for it...

We highly recommend Mailosaur to any QA and development team seeking to optimize their testing processes for email and SMS functionalities.
Security and GDPR logos on gradient background with laptop illustration
Security and GDPR logos on gradient background with laptop illustration

Security you can rely on

Along with the highest standard of physical security and environmental controls, all of our systems are protected by up-to-date encryption protocols, cipher suites, and encrypted at rest using AES-256. Mailosaur is also ISO27001 certified, and PCI DSS compliant.

Works with any stack

Mailosaur provides official libraries and plugins for all major programming languages and test frameworks.

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Get in touch or create an account

Reach out to our friendly team, or start your 14-day free trial and see how Mailosaur could transform your testing.