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Ahrefs Broken Link Checker vs Dr. Link Check: catalog facts
Ahrefs Broken Link Checker	Dr. Link Check
Free The checker is free; it is a lead-in to Ahrefs' paid SEO platform.	Freemium A free check is available, with paid plans for larger or repeated checks.
Web	Web
No signup or download required Shows both inbound and outbound broken links	Flags links to malware and phishing sites, not only dead ones Checks resources such as images and style sheets
Deeper reports need a paid Ahrefs account Results depend on Ahrefs' index rather than a fresh crawl of your site	Requires JavaScript in the browser Larger sites need a paid plan
Web application	Web application
Closed source	Closed source
License not stated	License not stated
No account needed	Not stated if an account is 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.