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Supa Palette vs Pinwheel: catalog facts
Supa Palette	Pinwheel
Freemium The site has a pricing page with paid options; check it for current plans.	Paid $9 USD plus tax, with a 30-day free trial.
Web	macOS
Includes 14 color systems such as Tailwind and Material UI Easing editor for fine control over shade scales	OKLCH and OKLAB gradients without muddy midpoints Automated contrast testing
Built around Figma, so less useful outside that tool Not open source	macOS 15 or later only Paid after the trial
Web application	Downloadable app
Closed 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	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.