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Maxthon vs Perplexity Comet: catalog facts
Maxthon	Perplexity Comet
Free Free to download and use. The software is closed source.	Freemium A free tier is available. Full agent features require a Perplexity subscription.
Windows, macOS	Windows, macOS
It carries its own notes tool, password manager and multi-model AI chat inside the browser, plus sync across…	Assistant can act on pages, not only summarise them
The browser is closed source, its owner is based in China, and past versions had a poor record…	Requires a Perplexity account, and an agent acting on logged-in sites carries real risk Closed source
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 22, 2026

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