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Eruda vs WebInspector: catalog facts
Eruda	WebInspector
Free The open-source tool is available without a license fee.	Free Free and open source under the GPL-3.0.
Web	Android
Debug a page on a real phone without remote debugging or a cable Added with a script tag or bookmarklet, no installation	DOM, console and network inspection on a phone Works with any URL
It runs inside the page, so it cannot see what breaks before its own script loads Less capable than real remote debugging	Android only Little documentation available about its feature depth
Web application	Downloadable app
Open source	Open source
License: MIT	License: GPL-3.0
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Needs internet
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked October 2, 2026

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