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Sitechecker vs Sitebulb: catalog facts
Sitechecker	Sitebulb
Freemium The single-page SEO checker is free; crawling, monitoring and rank tracking are paid…	Paid Paid subscription with a free trial.
Web, Browser extension	Web
Free page audit with a score, status code and indexation status Crawler, monitoring and rank tracking in the same platform	Prioritised hints with built-in explanations JavaScript crawling included
Most features beyond the single-page checker are paid Aimed at marketers, so reports focus on SEO rather than general site health	Paid after the trial Desktop crawls capped at 500,000 URLs per audit
Web application, Browser extension	Downloadable app, Hosted service
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	Not stated if it works offline
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.