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Pinwheel vs Color Studio: catalog facts
Pinwheel	Color Studio
Paid $9 USD plus tax, with a 30-day free trial.	Free Free and open source under the Apache 2.0 licence.
macOS	macOS
OKLCH and OKLAB gradients without muddy midpoints Automated contrast testing	Focuses on coherent palettes rather than single colors Considers accessibility when building themes
macOS 15 or later only Paid after the trial	No formal releases published on GitHub Small project maintained by one developer
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: Apache-2.0
Not stated if an account is needed	Not stated if an account is needed
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.