KasusKnacker vs MorseCue
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
KasusKnacker
Master German grammar with targeted exercises focusing on cases, prepositions, verbs, and vocabulary. Build intuition and muscle memory through deliberate practice, with gamified progress and smart review features. Ideal for intermediate to advanced learners seeking to refine their skills.
- Targeted case training
- Preposition and pronoun practice
- Verb conjugator and practice
- Vocabulary flashcards
- Article and adjective ending mastery
- Gamified progress tracking
- Smart review of mistakes
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Master German Grammar through Practice! Struggling with German grammar mechanics? From Der, Die, Das and Cases to Prepositions, Possessives and Verbs, KasusKnacker is your dedicated training ground for mastering the hardest parts of the German language. We focus on deliberate practice: targeted exercises with instant feedback and clear explanations that build your grammatical intuition and muscle memory. Why KasusKnacker? - 100% Ad-Free: Enjoy a distraction-free learning environment. - Fair Freemium: Practice daily for free or upgrade for unlimited access. - Exam Training: Grammar tracks from A1 to C1 with telc-style gap texts, word-bank tasks, error spotting and sentence rewrites. A timed readiness test shows which topics still need work. Useful when you're preparing for Goethe-Zertifikat, telc, DTZ or TestDaF. - Schreibcheck & Schreibtraining: Paste your own German text and get corrections with an explanation for every edit. Then train on your own mistakes: repair your sentences and write a daily task matched to them. - Targeted Case Training: Drill deep into dem, den, des, and der until it becomes second nature. - Prepositions & Pronouns: Know exactly which case to use with every preposition. - Possessives Mastery: Practice mein, dein, sein etc. across all cases. - Verb Conjugator & Practice: Look up conjugations and practice verbs until they are automatic. - Vocabulary Flashcards: Practice your German vocabulary with our new flashcard system. - Phrases & Idioms: Learn common German phrases and idioms with flashcards. - Article Mastery: Stop guessing genders. Practice Articles until they stick. - Adjective Endings: Master the logic behind adjective declensions for every case. - Phrasebook: 260+ real-life German phrases with audio across 15 everyday topics — doctor visits, banking, housing and more. - Stories: Short, illustrated German stories with audio, dictation and comprehension questions — read and listen at your level. - Dialogues: Everyday German conversations between two speakers — at the doctor, the bakery, the Bürgeramt, a job interview — with the text highlighted line by line as it plays, and comprehension questions afterwards. - Placement Test: Not sure where to start? Answer a handful of questions and get a recommended level. - Streak Freezes & Reminders: Miss a day without losing your streak, and get a daily practice reminder at a time you choose. - Mini-Games: Hangman, Falling Words, Sentence Scramble and a grammar RPG battle. - From A1 to C2: 20,000+ exercises in hundreds of themed lessons, from your first articles to advanced grammar. - Gamified Progress: Earn XP, build daily streaks, and compete on leaderboards. - Daily Challenge: Compete daily, keep your streak alive, and see how you stack up. - Study Groups: Create private groups, share a join code, assign lessons, and compete on a shared weekly leaderboard. Only the creator needs Premium. - Smart Review & Bookmarks: Save difficult exercises, revisit them later, and review mistakes when they are due. Whether you're prepping for an exam or just want to speak without pausing to think about case endings or prepositions, KasusKnacker gives you the reps you need. Download now and start cracking German grammar today! KasusKnacker is an independent grammar-practice app. It is not an exam provider or testing centre, and it is not affiliated with, authorized by, sponsored by or endorsed by Goethe-Institut e.V., telc gGmbH, the Federal Office for Migration and Refugees (BAMF) or g.a.s.t. e.V. Goethe-Zertifikat, telc, Deutsch-Test für Zuwanderer (DTZ) and TestDaF are trademarks of their respective owners. KasusKnacker provides focused grammar review, not complete exam preparation. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
MorseCue
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MorseCue is a calm daily practice for learning Morse code — heard, seen, and felt. Morse is the most resilient language we have: light and sound that carry through noise, distance, and silence, still used in aviation, amateur radio, and accessibility. MorseCue rebuilds it for your pocket — and for every sense. • HEAR the tone, SEE the glyphs, FEEL the rhythm — three channels in lock-step, so the code lands whether you learn by ear, by eye, or by touch. • A haptic-first mode lets you practice by feel alone — for silent study and for learners who can't rely on sound. • Short daily drills guided by the Koch method, spaced repetition, and confusion-aware review. • The first 18 characters are free for everyone — a complete beginner’s course, taught to the end. MorseCue Pro opens characters 19 to 40, unlimited live decoding, prosigns and Q-codes, file decoding, contest practice and deep stats. • No account, no ads, no tracking, no dark patterns. Everything stays on your device. For ham radio, emergency readiness, accessibility — or the quiet craft of a century-old language of light. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is update cadence: MorseCue at daily against KasusKnacker's weekly. KasusKnacker's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 18.0). On price, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. KasusKnacker sells 2 in-app purchases, starting at $2.99 per month and MorseCue sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.
KasusKnacker ships an update weekly, MorseCue daily. The most recent releases landed on October 8, 2026 and October 2, 2026 respectively.
| Parameter | KasusKnacker | MorseCue |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (6 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 6 — better | — |
| Update frequency | Weekly | Daily — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 60 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | Toba UG (Haftungsbeschränkt) | 吉帅 仇 |
In-app purchases
KasusKnacker
- Monthly$2.991 Month
- Yearly$22.991 Year
MorseCue
- MorseCue Pro Monthly$0.991 Month
- MorseCue Pro Annual$3.991 Year
- MorseCue Pro Lifetime$9.99









