Mailosaur is a communication-testing platform designed to automate and validate email and SMS user interactions such as password resets, two-factor authentication, order updates, and delivery notifications. It integrates with any testing framework and programming language, enabling QA and development teams to simulate real user scenarios, verify message content and links, and ensure timely delivery of critical communications. The platform supports unlimited test email addresses, dedicated phone numbers for SMS testing, and provides secure, compliant infrastructure for industries like finance, healthcare, automotive, retail, travel, and media.

Key Features

Email and SMS Testing Automate testing of emails and SMS messages to validate workflows like password resets, account verification, and multi-factor authentication.

• Supports unlimited test email addresses with no setup required
• SMS testing with reserved phone numbers
• Capture and inspect messages in real-time

Multi-factor Authentication (MFA) Testing Automate MFA flows by testing OTP delivery via email, SMS, and authenticator apps, including backup codes and error handling.

• Validate timely code delivery and expiration
• Test push notification approvals and location/device triggers
• Enhance security and user login experience

Order and Delivery Updates Testing Verify transactional messages such as order confirmations, shipment tracking, and delivery notifications across industries.

• Test accuracy and timeliness of notifications
• Validate links, tracking details, and status updates
• Support for healthcare prescriptions, automotive orders, retail shipments, travel bookings, and media subscriptions

Email Previews and Content Validation Preview emails as customers see them on various devices and clients. Extract and validate hyperlinks, attachments, and message content.

• HTML and plain text content testing
• Link extraction and verification
• Attachment and image handling

Integration and Automation Works with any testing framework (Cypress, Selenium, Playwright) and supports multiple programming languages (Python, C#, Java, Ruby, JavaScript, Node.js).

• Easy setup with few lines of code
• API-driven for seamless CI/CD pipeline integration

Security and Compliance Built with privacy and security at its core, Mailosaur is ISO 27001 certified and complies with GDPR, DORA, and CCPA standards.

• Secure data handling and operational resilience
• Dedicated support team for technical assistance

Benefits

Improved Testing Efficiency Automate complex email and SMS testing scenarios, reducing manual testing time and flaky test failures.

• Faster development cycles
• Higher test coverage and reliability

Enhanced User Experience Ensure critical communications like MFA codes, order updates, and account verifications are delivered accurately and promptly.

• Reduce user friction and onboarding errors
• Increase customer trust and satisfaction

Cross-Industry Applicability Supports diverse sectors including finance, healthcare, automotive, retail, travel, and media, addressing their unique communication testing needs.

• Tailored testing for sensitive data and compliance
• Adaptable to various transactional message types

Seamless Integration Easily integrates into existing workflows and test environments without disrupting current processes.

• Supports multiple languages and frameworks
• Scalable with unlimited test addresses and servers