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SEO Site Checkup vs Website Grader: catalog facts
SEO Site Checkup	Website Grader
Freemium One free check per day without an account; more checks and monitoring need a sign-up or…	Free Free to use in the browser.
Web	Web
Fix instructions for each failed check Competitor comparison in the same report	Free and runs in the browser with just a URL Covers performance, mobile, SEO and security in one report
Only one check per day without signing up Monitoring and tracking features are paid	Less detailed than dedicated performance or SEO audit tools Part of HubSpot's marketing ecosystem
Web application	Web application
Closed source	Closed source
License not stated	License not stated
No account 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 October 1, 2026

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