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JetOctopus vs SiteOne Crawler: catalog facts
JetOctopus	SiteOne Crawler
Paid Paid plans with a free trial that needs no credit card.	Free Free and open source.
Web	Windows, macOS, Linux, Command line
Crawl, log and Search Console data in one place Tracks AI crawler activity alongside Googlebot	Broad audit covering SEO, security, accessibility and performance Both a desktop GUI and a scriptable CLI
Aimed at large sites; heavy for small ones Ongoing subscription cost	The large number of CLI options takes time to learn Crawling large sites can put load on the target server
Hosted service	Downloadable app
Closed source	Open source
License not stated	License not stated
Account needed	No account needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 24, 2026

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