A free tool to easily check your SpamAssasin Score

In plain words

This tool from Postmark allows users to instantly check an email's spam score without managing SpamAssassin directly. It offers a lightweight JSON API for developers who want to integrate spam score processing into their applications. The service is free and targets web developers and email service users who need quick spam assessment without the complexity of setting up SpamAssassin themselves.

written from the facts on this page · September 2026

From the sources

Have you ever wanted to process the spam score of incoming or outgoing email messages, but didn’t want the hassle of managing SpamAssassin? Now you can use our lightweight JSON API and instantly integrate spam score processing in your app. This service is provided for free from Postmark , the transactional email service for webfrom spamcheck.postmarkapp.com

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