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Xenu's Link Sleuth vs Integrity: catalog facts
Xenu's Link Sleuth	Integrity
Free Free to download and use.	Freemium Integrity is free; Integrity Plus ($20), Integrity Pro ($59) and Scrutiny ($149) are paid…
Windows	macOS
Checks links, images, scripts and style sheets Re-checks failures and reports redirects	Free link checker with no usage cap mentioned Native macOS app
Windows only, with no plans for other platforms Dated interface and limited development	Mac only Export, search and sitemaps require a paid version
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
No 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.