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HARPA AI vs Web Scraper: catalog facts
HARPA AI	Web Scraper
Freemium Free to install, with paid plans for heavier use of hosted models.	Freemium The browser extension is free; Web Scraper Cloud is a paid service with a 7-day trial.
Browser extension	Web, Browser extension
Works with many AI providers and local models YouTube, PDF and page summaries in place	Point-and-click scraper setup without code Free browser extension
Mainly a Chrome extension Hosted models send page content to third-party AI providers	Homepage now focuses on the paid cloud platform Extension is listed for Chrome only
Browser extension	Hosted service, Browser extension
Closed source	Closed source
License not stated	License not stated
Not stated if an account is 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 24, 2026

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