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Screaming Frog SEO Spider vs Dr. Link Check: catalog facts
Screaming Frog SEO Spider	Dr. Link Check
Freemium Free for crawls up to 500 URLs; a licence costs £199 per year.	Freemium A free check is available, with paid plans for larger or repeated checks.
Windows, macOS, Linux	Web
Runs locally as a desktop app on all three major systems Checks over 300 issues including redirects and duplicates	Flags links to malware and phishing sites, not only dead ones Checks resources such as images and style sheets
Free version limited to 500 URLs Advanced features need a paid yearly licence	Requires JavaScript in the browser Larger sites need a paid plan
Downloadable app	Web application
Closed source	Closed source
License not stated	License not stated
No account needed	Not stated if an account is needed
Not stated if it works offline	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.