List of free email-testing tool/service for developer👇🏽
Test new user signups, transactional emails, spam scores, and more. Get started on our free forever plan with unlimited email addresses and mailboxes.
100 emails/month Unlimited users, email addresses, and mailboxes 1 day retention One random namespace
Email Sandbox Service Capture SMTP traffic from staging and dev environments Automate test flows and scenarios with flexible API Analyze email content for spam score and validate HTML/CSS
For new users who want to evaluate Mailtrap or intend to apply it on a personal side project. 500 Email test / month