Blog

Explore the Mailosaur blog for expert advice on email and SMS testing, automation and quality assurance. Get practical insights to improve your testing, alongside product updates, innovations and the latest industry news.

"New in email previews: presets & preview comparisons" shown besides Mailosaur's UI

News & updates

New in Email Previews: Presets and Preview Comparison

Test the email environments you use most, then compare results side by side to spot rendering differences before they reach your customers.

Email testing

How to track your email testing, and why it’s so important

"How to test OTPs automatically", with the same email shown in light and dark modes (where the OTP is hard to read in dark mode)

SMS & 2FA testing

How to test OTPs automatically (without breaking the user experience)

Quality assurance

The future of QA, and where AI fits

Abstract green background with test running dialog and pass and fail results

Test automation

Flaky email tests; the problem, causes and solutions

Tutorials collection
Customer stories

Engineering

Quality Assurance

Product Management

Marketing

Email Testing

SMS Testing

Email Previews

Test automation

Rules

Custom Domains

Enterprise SSO

Forwarding Rules

Links and Codes

Message Analysis