KasusKnacker

An app for practicing the most common German grammar topics

6 followers

An app for practicing the most common German grammar topics

6 followers

KasusKnacker is a German practice app for people who already know the rules, but still hesitate mid-sentence (“den or dem?”). It focuses on deliberate practice: cases, articles, prepositions, conjugation, pronouns, plus flashcards for vocabulary and idioms. No long beginner lessons — just training. Available on Web, iOS and Android. Free to try. 100% ad-free. 50 free exercises daily.

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KasusKnacker launches

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KasusKnacker An app for practicing the most common German grammar topics

Launched on February 4th, 2026