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KTurtle vs Alice: catalog facts
KTurtle	Alice
Free Free KDE application.	Free Free to download, supported by donors and partners.
Windows, Linux	Windows, macOS, Linux
Commands translated into the learner's own language Step and slow-motion execution to follow a program	Drag-and-drop coding with 3D results Large set of lessons and curricula for teachers
TurtleScript is a teaching language, not one used for real projects No macOS build listed	Aimed at beginners and classrooms Projects are tied to Alice's own environment
Downloadable app	Downloadable app
Open source	Closed source
License not stated	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked October 2, 2026

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