Maintain high quality, compliant products
Test banking alerts, two-factor authentication, account updates and more. Ensure bulletproof quality with zero surprises.
Trusted by businesses of all sizes
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.
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.
November First
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.
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.
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 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.
Frequently asked questions
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Get in touch or create an account
With a free 14 day trial and easy integration, it couldn't be easier to get started with Mailosaur.