Litmus vs MailCatcher
Overview
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Detailed Comparison
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. | 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. |
You send us a copy of your email design, either by uploading the HTML or sending us a test email. Within a couple of minutes you'll see screenshots of your email as it's rendered by all the different email clients. Made a change? One click starts a re-test.;PREVIEW IN REAL EMAIL CLIENTS- Litmus shows you screenshots of your email newsletter as it looks across all major email clients.;CHECK ON MOBILE DEVICES- See your email on the most popular mobile devices. Litmus even lets you realistically scroll your email on the device.;EVERYTHING IN ONE PLACE- We preview your message on every major mobile device and email client.;LIGHTNING-FAST- If you're trying to fix a rendering problem in your campaign, the last thing you want is to wait for your previews. We run hundreds of servers to ensure our system is the fastest in the industry.;WORKS WITH ANY EMAIL PROVIDER- Litmus is the perfect complement to your email marketing program. As an independent company, our email testing tools are compatible with any email provider, so there's no need to switch. | 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 |
Statistics | |
GitHub Stars - | GitHub Stars 6.7K |
GitHub Forks - | GitHub Forks 596 |
Stacks 115 | Stacks 17 |
Followers 111 | Followers 41 |
Votes 26 | Votes 0 |
Pros & Cons | |
Pros
| No community feedback yet |
Integrations | |
What are some alternatives to Litmus, MailCatcher?
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.
SendPit
Capture and inspect emails in development without sending to real users. SMTP sandbox with team collaboration, secure encryption, and responsive previews.
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
A complete suite of deliverability tools & services makes it easy to get back in the inbox.
Free Email Newsletter Spam Test
Unspam.email is an AI-powered email deliverability and spam testing platform designed to help marketers, developers, and growth teams ensure their emails land in the inbox instead of the spam folder. It provides pre-send testing that evaluates emails across technical setup, content quality, and design, delivering a clear spam score along with actionable recommendations before campaigns are sent. Key features include inbox placement testing across major email providers, blacklist and domain reputation monitoring, SPF, DKIM, and DMARC validation, and cross-device email previews. It also offers an AI-powered heatmap that predicts how recipients are likely to engage with email content, helping optimize layout and improve click-through rates. By identifying deliverability issues early, Unspam.email helps teams protect sender reputation, reduce spam risk, and improve overall email campaign performance.
