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Mailpit vs Mailinator: catalog facts
Mailpit	Mailinator
Free Free to download and run.	Freemium Public inboxes are free; private domains and testing features need a paid subscription…
Web, Self-hosted, Command line	Web
Single binary or Docker image with no dependencies HTML compatibility, link and spam checks built in	Public inboxes need no registration API and webhooks for automated tests
For testing only, not a real mail client Spam scoring relies on a SpamAssassin setup	Public inboxes can be read by anyone Testing features require a paid plan
Downloadable app, Self-hosted	Web application, Hosted service
Open source	Closed source
License not stated	License not stated
No account needed	No account needed
Works offline	Needs internet
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 24, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.