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LearnDMARC vs dmarcian DMARC Inspector: catalog facts
LearnDMARC	dmarcian DMARC Inspector
Free Free to use; the site is sponsored by a DMARC monitoring service.	Free The checker is free; dmarcian also sells paid DMARC services.
Web	Web
Tests a real message sent from your own mail setup Step-by-step visual explanation of alignment	Explains each DMARC tag in plain terms Comments on policy strength and sender requirements
Full visual view needs a desktop screen Aimed at explaining one message rather than monitoring a domain	Showed a maintenance notice when checked Covers DMARC only
Web application	Web application
Closed source	Closed source
License not stated	License not stated
No account needed	No account needed
Needs internet	Needs internet
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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