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Gendie vs Der Die Das: catalog facts
Gendie	Der Die Das
Free Free and open source under GPL-3.0-or-later.	Free Free and open source under MIT.
Android	Android
Practices noun genders in seven languages Spaced repetition and suffix lessons	Practice set of almost 10,000 German nouns Repeats words that need more practice
Android only	Focused on German noun gender
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-or-later	License: MIT
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked October 8, 2026

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