Compare software

Sitechecker Broken Link Checker vs Ahrefs Broken Link Checker: catalog facts
Sitechecker Broken Link Checker	Ahrefs Broken Link Checker
Freemium Free checks are available; the full platform and ongoing monitoring are paid.	Free The checker is free; it is a lead-in to Ahrefs' paid SEO platform.
Web, Browser extension	Web
Broken links reported alongside a wider technical SEO audit Companion Chrome extension	No signup or download required Shows both inbound and outbound broken links
Heavily oriented toward selling the paid SEO platform More than needed if you only want a link check	Deeper reports need a paid Ahrefs account Results depend on Ahrefs' index rather than a fresh crawl of your site
Web application, Browser extension	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.