🔒 Privacy

Privacy Policy

Information on the processing of personal data in accordance with GDPR

👤 Data Controller

Christopher Lier

Häuschensweg 30

50827 Cologne, Germany

E-Mail: kontakt@besserstudy.de

A data protection officer has not been appointed as the legal requirements (§ 38 BDSG) are not met.

⚖️ Legal Basis for Processing

We only process personal data to the extent necessary to provide our services.

💾 Data Processing on this Website

Server Log Files

Each access automatically records data such as IP address, browser type, date/time and page accessed. These are deleted after 7 days.

Cookies

We use technically necessary cookies for login sessions. Additional cookies are only set with your consent.

Contact Form

When using the contact form, your information is stored for processing.

☁️ Third-Party Services

Stripe (Payment Processing)

For Pro subscriptions we use Stripe. Payment data is transmitted directly to Stripe and is not stored on our servers.

OpenAI (AI Tutor)

Your chat messages are sent to OpenAI for processing. The data is not used for training AI models.

Google Cloud TTS (Text-to-Speech)

We use Google Cloud Text-to-Speech for audio output. Texts are transmitted for audio generation.

Your Rights

Under GDPR you have the following rights:

  • Right of access (Art. 15 GDPR)
  • Right to rectification (Art. 16 GDPR)
  • Right to erasure (Art. 17 GDPR)
  • Right to restriction (Art. 18 GDPR)
  • Right to data portability (Art. 20 GDPR)
  • Right to object (Art. 21 GDPR)

🔐 Data Security

This website uses SSL/TLS encryption. We implement technical and organizational measures to protect your data.

📧 Contact for Privacy Questions

Christopher Lier

E-Mail: kontakt@besserstudy.de

Last updated: December 25, 2025