Email Tools
Free email tools — signature generators, validators, subject-line testers, header analyzers, mailto link builders.
All Email Tools (8)
Explore our collection of free email tools
Disposable Email Checker
Detect throwaway / temporary email domains — protect signups from spam.
Use ToolEmail Header Analyzer
Paste raw email headers — see hops, SPF/DKIM/DMARC, delivery time.
Use ToolEmail Signature Generator
Generate HTML email signatures with logo, social links, and disclaimer.
Use ToolEmail Subject Line Tester
Score email subject lines — length, urgency, spam triggers, emoji.
Use ToolEmail Template Generator
Generate plain-text or HTML email templates from prompts (cold outreach, newsletter).
Use ToolEmail Validator
Validate email format (RFC 5322) and detect typos in domains. Bulk-paste support.
Use ToolMailto Link Generator
Generate mailto: links with subject, body, CC, BCC pre-filled.
Use ToolSMTP Tester
Test SMTP server connectivity, authentication, and TLS support from the browser.
Use ToolSuggest a Tool
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