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SE Ranking Free SEO Tools vs Ahrefs Free: catalog facts
SE Ranking Free SEO Tools	Ahrefs Free
Freemium Free tools with daily check limits; the full platform is a paid subscription.	Freemium Free for verified websites; paid Ahrefs plans add more tools and data.
Web	Web, Browser extension
Many checkers gathered on one page No account needed for the free daily checks	Technical site audit at no cost Backlink and keyword ranking data from Ahrefs' index
Daily limits on free checks Pages push towards the paid platform	Requires an account and site ownership verification Full data for other people's sites needs a paid plan
Web application	Web application, Browser extension
Closed source	Closed source
License not stated	License not stated
No account needed	Account 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.