Compare software

Swift Playground vs Greenfoot: catalog facts
Swift Playground	Greenfoot
Free Free from the App Store.	Free Free to download.
macOS, iOS	Windows, macOS, Linux
Interactive lessons that teach core coding concepts Uses real Swift and SwiftUI	Visual feedback while writing real Java code Official textbook and teacher community
Only available on iPad and Mac Limited compared with Xcode for larger projects	Focused on education rather than general development Java only
Downloadable app	Downloadable app
Closed source	Closed source
License: Proprietary	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

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