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Request Map Generator vs urlscan.io: catalog facts
Request Map Generator	urlscan.io
Free Free to use.	Freemium Basic scanning is free, with paid plans for heavier or commercial use.
Web	Web, Browser extension
Visual map of all third-party domains a page calls Shows where bytes come from and which domains are slow	Screenshot of the page without visiting it yourself Records every network request the page makes
Tests can queue behind other pending jobs Shows a single page load rather than a whole site	Advanced use requires a paid plan Scans are processed by a third-party service
Web application	Web application, Browser extension
Closed source	Closed source
License not stated	License not stated
No account 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.