Privacy Policy

1. Data Controller

appanvil GmbH operates as the responsible entity for the sudoku.you mobile application.

Address: Musterstraße 123, 12345 Berlin, Germany

Contact: info@appanvil.net

2. Information We Collect

User-Provided Data:

• Email addresses and usernames for accounts
• Optional profile information
• Customer support communications

Automatically Collected Data:

• Game statistics, progress, achievements, and puzzle completion data
• Device specifications and identifiers
• App usage patterns and feature interactions
• Technical crash report information

Tracking Technologies:

We use session cookies, preference cookies, and analytics cookies to improve your experience.

3. How We Use Your Information

We use collected information to:

• Provide and maintain our service
• Customize your experience
• Analyze usage patterns
• Provide customer assistance
• Prevent fraud and abuse
• Comply with legal obligations
• Send app-related communications

4. Legal Basis for Processing

We process your data based on:

• Contract performance
• Legitimate business interests
• Explicit user consent
• Legal obligations under GDPR

5. Information Sharing

We may share data with:

• Hosting providers
• Analytics firms
• Legal authorities when required
• In business acquisition scenarios

We do not sell your personal data to third parties.

6. Data Retention

Personal data persists only as necessary. Upon account deletion, data removal or anonymization occurs within 30 days, except where we are required to retain it for legal purposes.

7. Your Rights Under GDPR

You have the following rights:

• Access: Request copies of your personal data
• Correction: Request correction of inaccurate data
• Deletion: Request deletion of your data
• Processing Limitation: Request restriction of processing
• Portability: Request transfer of your data
• Objection: Object to processing
• Consent Withdrawal: Withdraw consent at any time
• Complaint: File complaint with data protection authorities

8. Security Measures

We implement technical and organizational measures to protect your data, including encryption and server security. However, complete internet transmission security cannot be guaranteed.

9. International Data Transfers

Data may be transferred outside the EEA. We use Standard Contractual Clauses approved by the European Commission as safeguards.

10. Children's Privacy

The app is intended for users aged 13+ (16+ in certain EU jurisdictions). We do not knowingly collect data from children below these age limits.

11. Policy Updates

Material modifications trigger in-app notifications with updated timestamps. We encourage you to review this policy periodically.

12. Contact Us

For privacy inquiries or to exercise your rights, contact us at:

Email: info@appanvil.net
Address: appanvil GmbH, Musterstraße 123, 12345 Berlin, Germany