Deck49

Name: Deck49
Author: ZeroZeroFourNine

LiveZeroZeroFourNine2 apps · 3.4K installsEducationFreeIn-app purchases: $3.49 - $22.99 per itemcom.zerozerofournine.deck49

Flashcards for German and Life in Germany

Alert me ★ Watch Open in Play ↗

Total installs: 3,120
Installs / day: 0
Rating: —★
Released: 20 Apr 2026
Last update: 11 Aug 2026
Countries: —

Install history

exact counter from Google Play

30dAll

Installs per day · last 90 days

Change timeline

No changes recorded yet. We compare every crawl with the previous one and list title, icon, screenshots, description, version, price and availability changes here.

Country availability

Availability has not been checked for this app yet. “Check all countries” looks the app up in about 140 Google Play storefronts and shows where it is live, listed but not installable, or missing — plus any country-specific (custom) store listings.

Top countries

Country data will be available soon.

We estimate where downloads come from using the app’s position in Google Play’s top charts in about 140 countries. This app is not in any chart we have collected yet; the estimate appears as soon as it is.

Top chart positions

Not in any tracked top chart.

App manifest

Read this app's manifest from Google Play: permissions, declared SDKs, components and AdMob app ID. Saved analysis appears here automatically.

Data safety

declared by the developer on Google Play

No data shared with third parties
Collects data Personal info, Financial info and 4 others
Data is encrypted in transit
You can ask for your data to be deleted

This is the developer's own declaration, summarised from the Play listing. The permissions below show what the app is technically able to access.

Permissions

16 in 6 groups

7 Sensitive3 Notable6 Routine

What this app can do with your phone

Use your camera to take photos and record videos
Record sound using your phone's microphone
Read photos, videos, and other files saved in your phone's shared storage
Add, change or delete photos, videos and other files in your phone's storage
Show its own windows or bubbles on top of other apps you are using

Photos/Media/FilesSensitive2

Access to photos, videos, music and other files stored on your device

Read photos, videos, and other files saved in your phone's shared storageread the contents of your USB storage · READ_EXTERNAL_STORAGE
Add, change or delete photos, videos and other files in your phone's storagemodify or delete the contents of your USB storage · WRITE_EXTERNAL_STORAGE

StorageSensitive2

Access to files, photos and media saved on your phone's storage

Read photos, videos, and other files saved in your phone's shared storageread the contents of your USB storage · READ_EXTERNAL_STORAGE
Add, change or delete photos, videos and other files in your phone's storagemodify or delete the contents of your USB storage · WRITE_EXTERNAL_STORAGE

CameraSensitive1

Access to your camera to take photos and record video

Use your camera to take photos and record videostake pictures and videos · CAMERA

MicrophoneSensitive1

Access to your phone's microphone to record sound

Record sound using your phone's microphonerecord audio · RECORD_AUDIO

Wi-Fi connection informationRoutine1

Access to details about Wi-Fi networks your device sees or uses

See whether Wi-Fi is on and details of the network you are connected toview Wi-Fi connections · ACCESS_WIFI_STATE

OtherSensitive9

Access to miscellaneous device features that don't fit other categories

Show its own windows or bubbles on top of other apps you are usingdraw over other apps · SYSTEM_ALERT_WINDOW
Change volume and choose which speaker or headset plays soundchange your audio settings · MODIFY_AUDIO_SETTINGS
Start itself automatically as soon as your phone finishes turning onrun at startup · RECEIVE_BOOT_COMPLETED
Keep your phone's processor or screen from going to sleep, which can use more batteryprevent device from sleeping · WAKE_LOCK
Check whether you are online and whether you use Wi-Fi or mobile dataview network connections · ACCESS_NETWORK_STATE
Connect to the internet to load content and send datafull network access · INTERNET
Make your phone vibratecontrol vibration · VIBRATE
Check with Google Play that you got this app legitimatelyGoogle Play license check · com.android.vending.CHECK_LICENSE
Receive push messages sent from the app's servers over the internetreceive data from Internet · com.google.android.c2dm.permission.RECEIVE

Show all 6 permission groups ▾Show fewer ▴

Sensitive = can reach personal data, location, camera/mic or act on your behalf. Notable = changes how your device behaves. Routine = normal for almost every app. Source: Google Play's permission list for all versions of this app.

Store listing

Full description

Deck49 is a flashcard app that helps you learn German vocabulary 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/

What's new

* New Club Leaderboard with dedicated views for tracking progress and connecting with friends. * Improved streak tracking that remains accurate across time zones and while traveling. * Smoother and more responsive study card interactions. * Improved study session experience with more reliable progress and goal completion. * Enhanced notifications, referrals, and onboarding experience. * Improved app performance, stability, and overall reliability. * Various bug fixes and improvements.

Growing in Education

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