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Pola Browser vs Horse: catalog facts
Pola Browser	Horse
Free Distributed through the Mac App Store; pricing is not stated on the homepage.	Paid 14-day free trial, then USD 70 a year; a payment card is required for the trial.
macOS	Windows, macOS, Linux
Tab folders, spaces and profiles for separating projects Visual, searchable tree of browsing history	Trails keep every page linked to the one that led to it Lets you resume research sessions across days
Mac only Only a handful of extensions are supported so far	Annual subscription with a card required for the trial 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 October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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