Blog

Explore the Mailosaur blog for expert insights on email & SMS testing, automation, and quality assurance

"How to create a good SMS testing plan" shown with phones besides showing different SMS, and a test plan shown as a bulletpoint list.
Best practices

How to create a good SMS testing plan

SMS testing plans are important for staying on track when testing the functionality of your SMS campaigns. Without a clear test plan it’s easy to get disorganized, which can lead to inefficient testing, missing or unusable results, and other mistakes slipping through the cracks.

Amelia ClarkeOctober 26, 2025|
8 minutes
"How to create a good SMS testing plan" with phones showing OTP messages and tests
Best practices

How to create a good email testing plan

If you’re sending emails out to a lot of people, it’s critical to have a good email testing plan in place.

Amelia ClarkeOctober 22, 2025|
7 minutes
Email and mobile with OTP code and Mailosaur logo and Apache JMeter logo
MFA and 2FA

Tutorial: How to Automate Testing of Two-Factor Authentication with JMeter and Mailosaur

This will show you how to test two-factor authentication using SMS, or an authenticator app, with Mailosaur and the cross-platform JMeter automated testing tool.

Lucy CollinsOctober 22, 2025|
6 minutes
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Best practices

What is QA automation? Streamlining software testing

In this article, we will take a deeper look into the world of QA automation, exploring its benefits, as well as the challenges it faces.

Emily HarrisonOctober 22, 2025|
7 minutes
Mobile phone illustrations with pass and fail notifications and Mailosaur dashboard
Mailosaur vs Competitors

Mailosaur still supports SMS short codes (unlike some alternatives)

If your automated tests rely on receiving SMS from short codes, here’s a critical update: Mailosaur continues to support short code inbound SMS, while others no longer do.

Henry EdwardsOctober 22, 2025|
2 minutes
Email and mobile phone illustration with Mailosaur and Playwright logos
Automation

Tutorial: two-factor authentication testing with Playwright and Mailosaur

An in-depth guide showing you how to test two-factor authentication with Playwright and Mailosaur.

Filip HricOctober 22, 2025|
7 minutes
Email and mobile with OTP and Mailosaur and Katalon logo
MFA and 2FA

Tutorial: Automated testing of 2FA with Mailosaur and Katalon

This tutorial shows you how to test two-factor authentication using SMS or an authenticator app with Mailosaur and the Katalon automated testing platform.

Oliver BennettOctober 17, 2025|
5 minutes
"Automate password reset testing with Selenium" with a window open besides with a password reset email and the Selenium logo
Selenium

How to automate password reset tests with Selenium

Bring an end to broken password resets driving away users.

Jack ThompsonOctober 13, 2025|
5 minutes
"What is IMAP?" with emails shown on a desktop and a phone
Software development

What is IMAP?

IMAP (Internet Message Access Protocol) – a powerful communication protocol shaping modern email management. Learn how IMAP works and explore the key differences between IMAP and POP3.

James TurnerOctober 1, 2025|
9 minutes
"How to automate email verification with Selenium" with a window showing an email where Selenium has tested the personalisation and link
Selenium

How to automate email verification with Selenium

Stop people being blocked out of accounts new and old.

Lucy CollinsOctober 1, 2025|
3 minutes
Generic AI Artwork
Software development

Exploring the various types of software testing

Software testing types and their vital roles in development. Gain insights for robust practices and ensure high-quality software delivery.

Emily HarrisonSeptember 24, 2025|
9 minutes
Generic AI Artwork
Best practices

Maximising test automation ROI - Measuring success in software development

Explore the significance, key metrics, methodologies, and best practices for maximizing Return on Investment (ROI).

Lucy CollinsSeptember 22, 2025|
4 minutes