Grammatisch vs Deck49
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Grammatisch
Master German grammar with interactive lessons and thousands of exercises. Covers essential topics like articles, verb conjugation, and declensions. Practice and review concepts with detailed corrections to improve your understanding.
- Thousands of grammar exercises
- Summaries, tables, and lists
- Topic-based learning
- Detailed answer corrections
- Offline access
- Covers numerous grammar topics
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Learn German for real with Grammatisch. The app has thousands of exercises as well as summaries, tables and lists for the key topics of the German grammar. You don’t need to take leveling tests, just pick any topic and start learning it. You can solve dozens of exercises in a row to memorize concepts and grammar rules in a short time. When you finish an exercises session, you can check your score and a detailed correction of your answers. The following topics are covered: • Bestimmter Artikel • Pluralform • Personalpronomen • Verbkonjugation - Präsens • Possessivpronomen • Reflexive Verben • Nominativ • Akkusativ • Dativ • Präpositionen • N-Deklination • Relativsätze • Trennbare Verben • Perfekt • Adjektivdeklination • Passiv • Verben mit Präpositionen • Konjunktiv II • Nominalisierung …and many more coming in the next updates! This app does not require an internet connection to work.
Deck49
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Deck49 is a flashcard app that helps you learn German and prepare for common exams in Germany like the Einbürgerungstest and Leben in Deutschland. It's built on the two most proven methods in learning science: active recall and spaced repetition. So you study less and remember more. Learning paths • German Language: 6,200+ vocabulary cards across CEFR levels A1 to C2 • Einbürgerungstest: 310 German citizenship test questions • Leben in Deutschland: 310 Integration exam questions • Führerschein Theorie: driving theory prep (coming soon) • German Culture: history, traditions, and everyday life (coming soon) What you get • Reviews timed to the moment you'd forget • Audio pronunciation on every card to understand the pronounciation • Real example sentences with translations to learn with the context • Daily goals and streaks to keep you going • See exactly what's sticking and what isn't • Learn with friends and motivate each other Free plan • A1 German vocabulary - 100 Cards • Einbürgerungstest - 50 Cards • 20 cards per day Plus plan • Full access across every topic and level • Up to 50 cards per day • Audio on every card • Full statistics and review history Deck49 is part of the 0049 family, built to help internationals settle into life in Germany. Privacy Policy: https://zerozerofournine.com/privacy-policy/ Terms of Use: https://zerozerofournine.com/terms-and-conditions/ By subscribing, you agree to the standard Apple EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is ads: Deck49 at none against Grammatisch's shown. Deck49 also leads on iOS requirement (16.4 vs 18.0). Grammatisch's advantage is device support (4 vs 2). On price, update cadence 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. Grammatisch sells 6 in-app purchases, starting at $7.99 per 7 days and Deck49 sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.
Grammatisch ships an update every 2 weeks, Deck49 every 8 days. The most recent releases landed on September 29, 2026 and September 13, 2026 respectively.
| Parameter | Grammatisch | Deck49 |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (712 ratings) — better | — |
| Positive reviews | 71.9% of reviews | — |
| Number of ratings | 712 — better | — |
| Update frequency | Every 2 weeks | Every 8 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, Mac, Vision Pro — better | iPhone, iPad |
| Requires iOS | 18.0 | 16.4 — better |
| Further details — not scored | ||
| Size | 83 MB | 65 MB |
| Age rating | 4+ | 4+ |
| Developer | Konsonant Ensino Digital de Idiomas Ltda | Srijith Kariyattil |
Bugs and requests
Grammatisch
Reported bugs
5 issues- Exercises not registering correct answers
- App crashing after completing lessons
- Audio not working on certain devices
- Incorrect grammar explanations in some lessons
- Overlapping UI elements making content hard to read
Requested features
5 requests- Provide more example sentences
- Add translation for exercises
- Implement spaced repetition for better retention
- Expand content to higher proficiency levels
- Improve audio quality and pronunciation guidance
Deck49
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Grammatisch
- Grammatisch Plus$7.997 Days
- Grammatisch Plus7 Days trial$14.991 Month
- Grammatisch Plus$33.993 Months
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- Grammatisch Plus7 Days trial$45.996 Months
- Grammatisch Plus7 Days trial$89.991 Year
- Grammatisch Plus$89.99
Deck49
- Deck49 Plus$2.991 Month
- Deck49 Plus (Yearly)$17.991 Year
Questions
Is Grammatisch free?
Is Deck49 free?
Do Grammatisch or Deck49 have ads?
Which is updated more often, Grammatisch or Deck49?
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