MailCatcher vs testmail.app
Overview
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CLI (Node.js)
Manual
Detailed Comparison
It runs a super simple SMTP server which catches any message sent to it to display in a web interface. It catches all mail and stores it for display. It shows HTML, Plain Text and Source version of messages, as applicable. | It automates end-to-end email tests with a powerful GraphQL API and unlimited private email addresses and inboxes, test new user signups, transactional emails, drip campaigns, deliverability, spam scores, etc. |
Runs as a daemon in the background, optionally in foreground.
Sendmail-analogue command; catchmail, makes using mailcatcher from PHP a lot easier;
Keyboard navigation between messages | Unlimited email addresses and inboxes; GraphQL API with interactive GraphQL Playground; Live queries (API waits to receive email before responding); Advanced search (e.g. wildcard match in email body); Spam scoring and SpamAssassin reports; Supports email attachments; Unlimited team members; Integrates with CI/CD workflows |
Statistics | |
GitHub Stars 6.7K | GitHub Stars - |
GitHub Forks 596 | GitHub Forks - |
Stacks 17 | Stacks 4 |
Followers 41 | Followers 12 |
Votes 0 | Votes 0 |
Integrations | |
What are some alternatives to MailCatcher, testmail.app?
Litmus
Litmus is a testing service for web and marketing professionals. It allows people to cross-browser test their websites, and test their email newsletters across a range of email clients and spam filters.
Email on Acid
Email on Acid is the most affordable, self-serve email testing platform in the world. We can help you maximize the success of your email marketing efforts by diagnosing and improving your renderability, deliverability, click-throughs and conversions.
Mailtrap
We offer one platform that covers all email-related needs in one place: testing, sending, and in-depth tracking to control how email infrastructure works and performs.
Mailsac
Disposable email and fake email capture for QA and development teams
Mailinator
Mailinator is a disposable email service that allows QA departments to test with 1000's of inboxes.
MTN Email Verifier
MTN Email Verifier is a high-performance tool for ensuring that your email communications reach the right inboxes every time. With the rise of email marketing and automated outreach, maintaining a clean list of deliverable email addresses is crucial. MTN Email Verifier combines syntax validation, domain checks, and server-level SMTP verification to deliver a reliable, real-time solution.
Mailpit
Is a free, open-source SMTP testing tool built with Go and Vue. It provides a modern web UI for viewing and testing emails, and includes a REST API for integration testing.
MailMoxie: Email Deliverability Testing Platform & Consulting
MailMoxie is your platform to identify and fix email deliverability issues. Test emails against 50+ spam triggers, analyze DNS records, and get expert deliverability consulting to ensure your emails reach the inbox, not the spam folder.
MailMonitor: Inbox delivery optimization tools & services
Email Deliverability Solutions (Analytics + Managed Services). We’ve helped 16,000+ companies like TikTok & HSBC land over 30B emails in customer inboxes.
Mailchk
Email verification API with 15+ checks: disposable detection, scam domain blocking, SPF/DMARC validation, risk scoring, alias detection, and free deliverability tools. 200 free validations/month.
