Privacy Policy
1. Overview
This policy explains what data we process when you use our website and the Wortkarten app.
2. Controller
Wortkarten
Vladislav Baranov, c/o
IP-Management #5557, Ludwig-Erhard-Str. 18, 20459 Hamburg,
Germany
Email: support@wortkarten.com
3. Website data
No cookies: We do not set cookies on our website.
Server logs: Our hosting provider (Germany/EU) processes technical logs for security and stability (e.g. IP address anonymized, timestamp, browser, OS, requested page).
4. App data
- Account data: First name, last name and email address (if you create an account). Stored on servers in Germany.
- Learning progress: Cards, repetitions, results. Stored locally; if sync is enabled, on servers in Germany/EU.
- Technical data: Device/OS info and app version for support and error diagnostics.
- Subscription data: Purchase receipts and subscription status information supplied by the App Store or Google Play are processed to provide premium access. Subscriptions renew automatically unless canceled at least 24 hours before the end of the current period. You can manage or cancel your subscription in App Store or Google Play account settings. Any free trial will convert to a paid subscription unless canceled before the trial ends.
Legal bases: Art. 6(1)(b) GDPR (contract) and Art. 6(1)(f) GDPR (legitimate interests, stability and security).
5. Your rights
You have the right to access, rectification, erasure, restriction, data portability and to lodge a complaint with a supervisory authority.
6. Third-party services
Sentry
Optional error and performance monitoring. Technical error data only; EU region preferred. Legal basis: Art. 6(1)(f) GDPR.
Firebase
May be used for authentication, Crashlytics, and optionally performance/analytics. EU/EAA processing preferred; potential third-country transfers based on SCCs. No cookies on the website.
App store statistics
Aggregated, anonymized installation and usage statistics from Apple/Google.
7. Security
Website uses SSL/TLS. App data secured by OS mechanisms.
8. Retention
We store personal data only as long as necessary. App learning data remains until you uninstall the app or delete the data.
9. Contact
Email: support@wortkarten.com
Version: October 2025