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Mailcatch is a browser-based email testing service that captures messages sent by applications in a private test inbox. It is intended for developers who need to inspect email content and delivery behavior without sending messages to real recipients.
💡 Pick it for team workflows, detailed email analysis, and automated testing beyond basic message capture.
Mailtrap is a test mail server solution that allows testing email notifications without sending them to real users.
Free plan available, Paid plans start from $9/month
💡 Pick it if you want a modern, free, self-hosted SMTP catcher with better local control.
Mailpit is a lightweight, open-source SMTP testing server with a web interface for viewing captured messages. It is designed for local development...
💡 Pick it for established, minimal local email capture in existing MailHog-based projects.
MailHog is an email testing tool for developers. It provides a fake SMTP server for testing email sending from your application without...
💡 Pick it for automated end-to-end tests involving email, SMS, and user verification flows.
Mailosaur is an automated email and SMS testing platform for development and QA teams. It provides test inboxes, API access, assertions, and...
From $19/mo
Richard Morris
💡 Pick it for a configurable, cross-platform local SMTP server with a strong free feature set.
smtp4dev is a free, open-source fake SMTP server with a web interface for inspecting messages during software development. It targets developers and...
Free, open source
Mailsac
💡 Pick it when disposable cloud inboxes and API-driven email workflow tests matter more than local privacy.
Mailsac is a hosted disposable email service with APIs and web access for receiving messages in test inboxes. It is used by...
Freemium, paid plans available
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