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Color Studio vs Pinwheel: catalog facts
Color Studio	Pinwheel
Free Free and open source under the Apache 2.0 licence.	Paid $9 USD plus tax, with a 30-day free trial.
macOS	macOS
Focuses on coherent palettes rather than single colors Considers accessibility when building themes	OKLCH and OKLAB gradients without muddy midpoints Automated contrast testing
No formal releases published on GitHub Small project maintained by one developer	macOS 15 or later only Paid after the trial
Downloadable app	Downloadable app
Open source	Closed source
License: Apache-2.0	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.