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Unlighthouse vs Experte Page Speed Test: catalog facts
Unlighthouse	Experte Page Speed Test
Free Free and open source under the MIT licence, funded by sponsors.	Free Free to use online.
Command line	Web
Audits a whole site rather than one page Automatic URL discovery and parallel scanning	Tests many pages in one run Crawl, URL list or keyword-based modes
Requires Node 22 or later Large sites still take time to scan	Crawls are capped at 60 seconds and 500 URLs Lab scores only, not real-user data
Downloadable app	Web application
Open source	Closed source
License: MIT	License not stated
No account needed	Not stated if an account is needed
Not stated if it works offline	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.