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Sitechecker Broken Link Checker vs Screaming Frog SEO Spider: catalog facts
Sitechecker Broken Link Checker	Screaming Frog SEO Spider
Freemium Free checks are available; the full platform and ongoing monitoring are paid.	Freemium Free for crawls up to 500 URLs; a licence costs £199 per year.
Web, Browser extension	Windows, macOS, Linux
Broken links reported alongside a wider technical SEO audit Companion Chrome extension	Runs locally as a desktop app on all three major systems Checks over 300 issues including redirects and duplicates
Heavily oriented toward selling the paid SEO platform More than needed if you only want a link check	Free version limited to 500 URLs Advanced features need a paid yearly licence
Web application, Browser extension	Downloadable app
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	No account needed
Needs internet	Not stated if it works offline
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.