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SEOmator vs Screaming Frog SEO Spider: catalog facts
SEOmator	Screaming Frog SEO Spider
Freemium Offers more than 40 free SEO tools alongside paid platform features.	Freemium Free for crawls up to 500 URLs; a licence costs £199 per year.
Web, Browser extension	Windows, macOS, Linux
Site crawling with on-page and technical issue reports More than 40 free SEO tools	Runs locally as a desktop app on all three major systems Checks over 300 issues including redirects and duplicates
Full platform features require a paid plan Hosted service only, with no self-hosted option	Free version limited to 500 URLs Advanced features need a paid yearly licence
Web application, Hosted service, 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 October 1, 2026	Official website Full listing and sources Checked September 23, 2026

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