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Email Spam Checker

Minimize risk. Maximize inbox success.

Paste your subject and content to find spammy words, reduce risky phrases, and avoid email deliverability pitfalls. Updated for 2025!

Check your email for spam words and red flags instantly.

How to Use:

Q: What is a spam trigger word?Spam words are triggers like “free,” “winner,” “guaranteed,” which email filters flag as suspicious and lower your deliverability score.
Q: Why was my campaign flagged?Overuse of salesy buzzwords, ALL CAPS, lots of links, or past spam reports can lead to auto-flags.
Q: Where can I learn more?HubSpot: Email Spam Trigger Words
Q: How do I get off blacklists?Authenticate your domain (SPF/DKIM/DMARC), warm up your sender reputation, and avoid future risky words — see our Deliverability Guide.