Mailtrap Alternatives & Competitors

Email Testing for QA & Development Teams.

Key Mailosaur features:

Ease of Use API Integration Realistic Testing Comprehensive Documentation

MailHog is an email testing tool inspired by MailCatcher, but easier to install.

Key MailHog features:

Easy Setup Web Interface SMTP Server Simulation Integration with Development Environments

Open Source

Mailtester Ninja: The Best Email Verification Software.

Key Mailtester Ninja features:

Emails checked per day API calls per day

Try for free freemium $3.99 / Monthly (100k emails checked per day)

Email and SMS testing and development platform for software engineers and QA testers.

Key mailslurp features:

Temporary Email Generation API Integration Email Receiving and Sending Customizable Domains

Open Source freemium

MailCatcher runs a super simple SMTP server which catches any message sent to it to display in a...

Key MailCatcher features:

Easy Setup Web Interface Simplicity Integration Capabilities

Open Source

litmus tests and tracks your email campaigns, so you can always put your best design forward.

Key Litmus features:

Email Previews Spam Testing Analytics Integration Capabilities

FakeSMTP is a Free Fake SMTP Server with GUI for testing emails in applications easily.

Key FakeSMTP features:

Ease of Use Free and Open Source No Email Sending Local Testing

Validate Emails. Guaranteed Deliverability.

Key Verifi.Email features:

Validate Single Email Addresses Validate Email Lists Validate Emails with API Works with No-Code Tools

freemium

QA tool for automating end-to-end email tests. Get unlimited private email addresses and inboxes for testing new user signups, transactional emails and drip campaigns, deliverability and spam scores, etc.

Key testmail.app features:

Email Testing Automation Real-time Results Integration Capabilities Multiple Inboxes

freemium

We make the send button safer. For every campaign, every message, and every inbox, Email on Acid has the time-saving tools you need to put your best email forward.

Key Email on Acid features:

Comprehensive Email Previews Advanced Spam Testing Collaboration Tools Detailed Analytics

paid Free Trial $73.0 / Monthly (With a year subscription)

Fake SMTP server for safe email testing. Stop accidentally spamming your customers.

Key MailSpons features:

User-Friendly Interface Targeted Audience Reach Comprehensive Analytics Scalability

Smtp4dev is an all-in-one SMTP server designed to develop and test emails in your applications.

Key Smtp4dev features:

Open Source Local Testing Cross-Platform Web Interface

Unbounce lets marketers and businesses build, publish and test landing pages without IT or software. AI enhanved A/B testing and lead gen make it a powerful marketing tool.

Key Unbounce features:

Landing Page Builder AI Technology A/B Testing Website Conversions

freemium $79.0 / Monthly

Zyntra is a disposable email platform for QA teams and test automation workflows. It helps you capture, assert, and validate email content as part of your end-to-end tests — without manual setup or flaky workarounds.

freemium $9.0 / Monthly (10000 e-mails)