Comparison

Grammatisch vs Deck49

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • Thousands of grammar exercises
  • Summaries, tables, and lists
  • Topic-based learning
  • Detailed answer corrections
  • Offline access
  • Covers numerous grammar topics
Features
Read full description

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.

About

Deck49

Features
Read full description

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

Grammatisch4 screens
Deck494 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

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.

UpkeepUpdate frequency

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.

Scorecard3 real differences · 7 level
Grammatisch versus Deck49: the parameters behind the verdict, then further details
ParameterGrammatischDeck49
PriceFreeFree
Rating4.7 (712 ratings) — better—
Positive reviews71.9% of reviews—
Number of ratings712 — better—
Update frequencyEvery 2 weeksEvery 8 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, Mac, Vision Pro — betteriPhone, iPad
Requires iOS18.016.4 — better
Further details — not scored
Size83 MB65 MB
Age rating4+4+
DeveloperKonsonant Ensino Digital de Idiomas LtdaSrijith 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

6 purchases

Grammatisch

Subscriptions5
  • Grammatisch Plus$7.997 Days
  • Grammatisch Plus7 Days trial$14.991 Month
  • Grammatisch Plus$33.993 Months
Show 2 more
  • Grammatisch Plus7 Days trial$45.996 Months
  • Grammatisch Plus7 Days trial$89.991 Year
One-time1
  • Grammatisch Plus$89.99
2 purchases

Deck49

Subscriptions2
  • Deck49 Plus$2.991 Month
  • Deck49 Plus (Yearly)$17.991 Year

Questions

Is Grammatisch free?
Grammatisch is free to download, with in-app purchases available.
Is Deck49 free?
Deck49 is free to download, with in-app purchases available.
Do Grammatisch or Deck49 have ads?
Grammatisch shows ads; Deck49 does not.
Which is updated more often, Grammatisch or Deck49?
Grammatisch ships an update every 2 weeks, and Deck49 every 8 days. Most recently, Grammatisch was updated on September 29, 2026 and Deck49 on September 13, 2026.

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