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Kig vs Cinderella: catalog facts
Kig	Cinderella
Free Free and open source as part of the KDE applications.	Free The official site says all features are available for free.
macOS, Linux	Windows, macOS, Linux
Constructions update live as you drag elements Extensible with macros and Python scripting	Builds and manipulates interactive geometric constructions Includes simulations for virtual laboratories
No Windows or mobile version listed Narrower in scope than GeoGebra	The software uses Java technologies.
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-2.0-or-later	License not stated
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked October 8, 2026

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