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Der Die Das vs Gendie: catalog facts
Der Die Das	Gendie
Free Free and open source under MIT.	Free Free and open source under GPL-3.0-or-later.
Android	Android
Practice set of almost 10,000 German nouns Repeats words that need more practice	Practices noun genders in seven languages Spaced repetition and suffix lessons
Focused on German noun gender	Android only
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: GPL-3.0-or-later
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.