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Horse vs Floorp: catalog facts
Horse	Floorp
Paid 14-day free trial, then USD 70 a year; a payment card is required for the trial.	Free Free and open source under MPL-2.0. The project asks for sponsorship but nothing in the…
Windows, macOS, Linux	Windows, macOS, Linux
Trails keep every page linked to the one that led to it Lets you resume research sessions across days	Vertical tabs, workspaces, split view and web panels are built in rather than bolted on with extensions Firefox underneath, so Gecko, containers and Firefox add-ons all still work
Annual subscription with a card required for the trial Closed source	A small team rebasing on Firefox, so security updates arrive after Mozilla's, not with them Less-travelled code than Firefox itself, which means interface bugs the main browser does not have
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: MPL-2.0
Account needed	No account needed
Not stated if it works offline	Needs internet
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 21, 2026

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