Privacy Policy

Last updated: September 2025

1. Information We Collect

1.1 Personal Information

We collect minimal personal information to provide our services:

• App Usage Data: Your progress through questions, marked questions, and study preferences
• Language Preferences: Your selected interface language for translations
• Study Progress: Your exam scores, completed questions, and learning statistics

1.2 Device Information

We may collect certain device information for app functionality and advertising purposes:

• Device type, model, and operating system version
• App version, installation date, and usage patterns
• Advertising ID (for ad personalization and frequency capping)
• Device location (approximate location for regional ad targeting, if enabled)
• Screen size and orientation for ad display optimization

1.3 In-App Purchase Information

For Pro version and other in-app purchases:

• Purchase status, transaction ID, and purchase history
• Product details and pricing information
• Purchase date and restoration status
• Payment is processed securely through Apple App Store or Google Play Store (we do not store or access payment card details)
• Subscription status (if applicable) and renewal information

1.4 Advertising Data

When you use the free version of our app, we collect data for advertising purposes:

• Ad interaction data (impressions, clicks, and engagement metrics)
• Ad performance analytics and conversion tracking
• Frequency capping and ad delivery optimization data
• Demographic and interest-based targeting information (derived from app usage)
• Ad network identifiers and session data for ad serving

Note: Pro version users do not see advertisements and their data is not used for advertising purposes.

2. How We Use Your Information

2.1 Primary Uses

• Provide and maintain the app's educational features
• Track your learning progress and performance
• Personalize your study experience based on usage patterns
• Deliver relevant, non-intrusive advertisements (free version only)
• Process and verify in-app purchases and subscriptions
• Optimize ad delivery and frequency based on user engagement
• Provide customer support and handle purchase-related inquiries

2.2 Analytics and Improvement

• Analyze app usage patterns to improve functionality
• Identify and fix technical issues
• Develop new features based on user needs

3. Information Sharing

3.1 Third-Party Services

We may share information with trusted third parties for specific purposes:

• IronSource/Ad Networks: Device information, advertising ID, approximate location, and ad interaction data for delivering personalized advertisements and measuring ad performance
• Apple App Store/Google Play Store: Purchase transaction data, device identifiers, and app usage information for processing payments and verifying purchases
• Analytics Providers: Anonymized app usage data, device information, and performance metrics for improving app functionality
• Payment Processors: Transaction details and verification data (payment card information is never shared with us)

We require all third parties to maintain appropriate security measures and only use shared data for the specified purposes.

3.2 Legal Requirements

We may disclose information if required by law or to:

• Comply with legal obligations
• Protect our rights and property
• Prevent fraud or security threats

4. Data Storage and Security

4.1 Local Storage and Data Retention

• Most personal data is stored locally on your device
• Study progress and preferences are retained until you delete the app or reset your data
• Purchase records and Pro status are stored locally and synced with app store records
• Advertising data is retained for up to 2 years for analytics and optimization purposes
• Transaction data is retained as required by app store policies and tax regulations
• You can delete your data at any time through app settings or by uninstalling the app

4.2 Security Measures

• Data transmission uses industry-standard encryption
• Regular security audits and updates
• Limited access to personal information

5. Your Rights and Choices

5.1 Data Control

• Access your stored data through app settings
• Reset your progress and clear stored data
• Upgrade to Pro version to remove all advertisements
• Opt out of personalized advertisements via device settings (Limit Ad Tracking)
• Reset advertising identifier through device settings
• Delete your account and associated data
• Request data export or deletion by contacting us

5.2 Communication Preferences

• Control notification settings
• Opt out of promotional communications

6. Children's Privacy

Leben in DE is designed for users aged 13 and above. We do not knowingly collect personal information from children under 13. If you believe we have collected information from a child under 13, please contact us immediately.

7. International Users

If you are using our app from outside Germany, please note that your information may be transferred to and processed in Germany, where our servers are located.

8. Changes to This Policy

We may update this Privacy Policy periodically. We will notify you of significant changes through the app or via email. Continued use of the app after changes constitutes acceptance of the updated policy.

9. Contact Information