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Ubersuggest vs Semrush Site Audit: catalog facts
Ubersuggest	Semrush Site Audit
Freemium Free tier available, with paid plans for more usage.	Freemium A limited free crawl is available; larger audits require a paid Semrush plan.
Web	Web
Keyword research, competitor analysis and site audit in one place Free tier to start with	Issues ranked by severity with fix suggestions Covers AI search visibility as well as classic SEO
Heavier use requires a paid plan Hosted on a marketing site with a lot of promotional content	The free crawl is limited Full use requires a paid Semrush subscription
Web application	Web application
Closed source	Closed source
License not stated	License not stated
Not stated if an account is 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 September 23, 2026

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