Check email content for spam risks before you send.
Review your subject line, HTML, plain-text version, links, images, unsubscribe signals, formatting and common promotional-risk patterns in one browser-side report.
Subject AnalysisHTML QualityLinksImages & Alt TextUnsubscribeTracking Signals
EMAIL INPUT
Paste your campaign content
Everything is analyzed in your browser. Nothing is uploaded by this tool.
Privacy: subject, message body and headers are processed locally in your browser and are not sent to WPMailDesk by this checker.
Length, readability, punctuation, capitalization and risky wording.
HTML & structure
Markup size, unsafe elements, hidden content, text balance and mobile basics.
Links & domains
External links, URL shorteners, mismatched text URLs and unsubscribe links.
Detected domains
Images & tracking
Alt text, image dimensions, tracking-pixel patterns and remote assets.
Unsubscribe & headers
Body unsubscribe links and optional List-Unsubscribe header checks.
All findings
Sorted by severity so the most important items appear first.
Email text preview
A safe text-only preview extracted from your HTML.
Important:This tool reviews message content and structure. It does not guarantee inbox placement and does not replace SPF, DKIM, DMARC, sender reputation, complaint-rate, bounce-rate or provider-policy checks.