Compare software

Semrush Site Audit vs SE Ranking Free SEO Tools: catalog facts
Semrush Site Audit	SE Ranking Free SEO Tools
Freemium A limited free crawl is available; larger audits require a paid Semrush plan.	Freemium Free tools with daily check limits; the full platform is a paid subscription.
Web	Web
Issues ranked by severity with fix suggestions Covers AI search visibility as well as classic SEO	Many checkers gathered on one page No account needed for the free daily checks
The free crawl is limited Full use requires a paid Semrush subscription	Daily limits on free checks Pages push towards the paid platform
Web application	Web application
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	No 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.