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Dr. Link Check vs Sitechecker Broken Link Checker: catalog facts
Dr. Link Check	Sitechecker Broken Link Checker
Freemium A free check is available, with paid plans for larger or repeated checks.	Freemium Free checks are available; the full platform and ongoing monitoring are paid.
Web	Web, Browser extension
Flags links to malware and phishing sites, not only dead ones Checks resources such as images and style sheets	Broken links reported alongside a wider technical SEO audit Companion Chrome extension
Requires JavaScript in the browser Larger sites need a paid plan	Heavily oriented toward selling the paid SEO platform More than needed if you only want a link check
Web application	Web application, Browser extension
Closed source	Closed source
License not stated	License not stated
Not stated if an account is 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.