Catch booking issues before your users do

Ensure flawless communication across the full journey, from booking confirmations and travel alerts to check-in reminders.

Email and mobile phone illustration with flight update notification on gradient background
Email and mobile phone illustration with flight update notification on gradient background

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.
Mobile phone and email illustration with international phone numbers and email address dialogs on gradient background

Be prepared for all journeys

  • Whether you’re sending an SMS update to a US phone, or a booking confirmation to a customer in Germany, consistency matters.

    Mailosaur gives you numbers from around the world and unlimited test email addresses, so you can test things just as your customers experience them. No hacks, no forwarding, no personal accounts.

    Mailosaur gives you global phone numbers and unlimited test email addresses, so you can test flows just as your customers experience them. No hacks, no forwarding, no personal accounts.

Picture of woman on laptop with email and mobile phone illustration with flight confirmation

Communication is the backbone of every booking

Your customers travel for all sorts of reasons. Be it for a sunny holiday or family emergency, the last thing they need is to be guessing when it comes to where they should be, what to do when they arrive, and how to check in.


Mailosaur helps travel platforms test the entire journey, from booking to check-in, across email and SMS. So your team can send confidently, fix fast, and ensure guests stay informed.

Picture of woman on laptop with email and mobile phone illustration with flight confirmation

How have other customers used Mailosaur?

Department for Education

Dep for Education ensured secure, reliable 2FA testing and met UK data residency needs with Mailosaur’s robust infrastructure and EU/UK-based storage options.

UpBup

UpBup saved time testing parent accounts and delivered a high-quality, custom-built platform with faster, smoother testing using Mailosaur.

Domino's

Domino's Pizza streamlined QA workflows and increased test efficiency by integrating Mailosaur into their automation stack.

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.

Dark and light mode email illustrations with email client logos and Mailosaur logo
Dark and light mode email illustrations with email client logos and Mailosaur logo

Empower your team to test every unique booking journey

Your guests don’t all use the same phone, or the same language, so why should your QA team?. Mailosaur lets you preview transactional emails and SMS across devices, email clients, and light and dark modes. From boarding passes to regional promotions, ensure every message renders as intended.

Email and mobile phone illustration showing pass notification with test running

Automate more than you ever thought possible

Not all workflows benefit from the repetitive nature of manual testing. 
Mailosaur allows you to automate more than you ever thought you could, including both email and SMS, covering booking confirmations, itinerary changes, and even time-sensitive alerts like gate changes.

Email and mobile phone illustration showing pass notification with test running
Coupa logo

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

We would definitely recommend Mailosaur to other businesses looking to improve their email automations, mainly for its ease of use, and the speed at which you can adopt the platform into your automations through its API access.

QA team at Coupa

Learn more
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Security and GDPR logos on gradient background with laptop illustration

Security you can rely on

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

Book a demo or start your 14 day free trial and see what all the fuss is about.