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Page Assist vs Merlin: catalog facts
Page Assist	Merlin
Free Free and open source.	Freemium Free to start, with a paid plan from 19 US dollars.
Browser extension	Android, iOS, Web, Browser extension
Sidebar for chatting alongside any web page Works with locally running models such as Ollama	Several AI models in one place Page, search and video summaries from the extension
Needs a separate local model server to be useful	Closed source hosted service Fuller use requires a paid plan
Browser extension	Downloadable app, Web application, Browser extension
Open source	Closed source
License not stated	License not stated
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 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.