deklination
Your Ultimate German Companion

Master German declensions & cases without tears

Master der, die, das and grammatical cases through visual mnemonics, interactive matrices, and an RPG adventure guided by an eager apprentice cat.

Download Free Try Live Demo
  • A1 to C1
    CEFR European Framework
  • 1,000+
    Contextual Exercises
  • 100%
    Visual & Gamified
🎮 Live Mini-Game

Learning declensions feels like a game

Try this real exercise from the app. Pick the missing article and see how easy it is with visual cues.

A2 • Akkusativ

Complete the sentence:

Ich sehe   Hund im Park.

(I see the dog in the park • Masculine noun: der Hund)

👁️ Visual Memory

Learn with your eyes, not by memorizing dry lists

The human brain remembers colors and patterns far better than alphabetical lists. In Deklination Trainer, every gender and grammatical case has its own color and shape, so your mind builds automatic, intuitive connections.

✓ Interactive tables with instant pronunciation
Comparison Grid
Kasus
Masc
Fem
Neut
Nom der die das
Akk den die das
Dat dem der dem
✨ Tap any cell to hear it 100% Visual
🧰 Smart Review

Your mistakes aren't failures: they're treasures to unlock

Struggling to tell the plural Dativ from the masculine Genitiv? Every wrong answer automatically goes into your personal Mistakes Chest. The app schedules strategic spaced reviews until you can answer without a second's hesitation.

✓ A reinforcement algorithm that adapts to your pace
🧰
Mistakes Chest (Fehlerkiste)

3 exercises waiting for review today to keep your streak alive.

🔥 Streak: 7 days Practice Now
🎙️ Listening Immersion

Speak and understand with a native speaker's ear

Grammar isn't just read: it's heard. Each grammatical case has its own rhythm in German. By linking articles and endings to real audio, you'll gain the confidence to speak fluently and without hesitation.

✓ Audio built into every lesson and table
🔊
Authentic Pronunciation
Native German accent (Hochdeutsch)
"Ich danke dem Lehrer."
🎧 Train your ear to understand Germans in real life
🗺️ The Apprentice's Path

Your adventure from A1 to C1, step by step

Join your apprentice cat as it levels up and unlocks new places on the German map.

  1. The Articles Cottage
    Level A1 • Foundations

    The Articles Cottage

    Start your journey by mastering the basics: der, die, das in the present tense and the Nominativ without hesitation.

  2. The Windmill
    Level A2 • Akkusativ

    The Windmill

    Discover how direct objects turn "der" into "den" and conquer the prepositions of movement.

  3. The Ruined Arch
    Level B1 • Dativ & Wechsel

    The Ruined Arch

    Master the dreaded Dativ and the two-way prepositions (Wechselpräpositionen) with memory tricks.

  4. The Great Tower of Knowledge
    Level B2 • Genitiv & Adjectives

    The Great Tower of Knowledge

    Use the formal Genitiv and the tricky adjective-ending tables with complete confidence.

  5. The Sanctuary of Mastery
    Level C1 • Native Fluency

    The Sanctuary of Mastery

    Reach instinctive precision. Speak and write German without working out every case in your head.

Total Fluency in German!

Say goodbye to the fear of using the wrong case. Start your first free lesson today.

Start Level A1!
💡 Got Questions?

Frequently Asked Questions

Everything you need to know before training.

Is this app suitable if I have never studied German?
Absolutely! Level A1 starts from square one, teaching you what defined articles are and how to identify noun genders with colors and visual cues.
Can I practice offline?
Yes! All exercises, rules, and your mistake vault are stored locally on your device so you can practice anywhere without internet.
Is it free to download?
The app is free to download and includes core practice modes, with optional premium upgrades for unlimited daily sessions.
Which platforms are supported?
It is built for both iOS (iPhone & iPad) and Android (Google Play Store).
Start Today for Free

Ready to conquer German grammar without headache?

Download Deklination Trainer and turn German declensions into an exciting game.

Download on the App Store Get it on Google Play

🚀 Coming soon to official app stores