Privacy Policy

Controller

Heiko Plümer

Weissenburgstrasse 6

50670 Köln, Germany

Email: hp@lakt.at

Data Categories Processed
  • Identity data (names, addresses)
  • Contact information (email, phone)
  • Content data (texts, photos, videos)
  • Usage data (visited pages, access times)
  • Technical data (device information, IP addresses)
Processing Purposes
  • Service delivery and functionality
  • Customer inquiries and communication
  • Security measures
  • Analytics and marketing
Legal Basis

Data processing is conducted in accordance with the General Data Protection Regulation (GDPR) Articles 6-9, including:

  • User consent (Art. 6(1)(a) GDPR)
  • Contract fulfillment (Art. 6(1)(b) GDPR)
  • Legal obligations (Art. 6(1)(c) GDPR)
  • Legitimate interests (Art. 6(1)(f) GDPR)
Third-Party Services

Authentication Services

We use NextAuth.js for authentication. User credentials and session data are processed securely. Email providers may process email addresses for authentication purposes.

AI Services

We use OpenAI's services to provide AI-powered coaching features. User interactions, training data, and nutrition information may be processed by OpenAI to generate personalized recommendations. Data is processed in accordance with OpenAI's privacy policy and data processing agreement.

Analytics

We may use analytics services to track user behavior and improve our services. IP addresses are anonymized where possible. Analytics data is stored in the EU/EEA or processed with appropriate safeguards.

Third-Party Integrations

The application may integrate with third-party services such as Strava for activity import. When you connect third-party services, we receive and process data in accordance with your permissions granted to those services.

Your Rights

Under the GDPR, you have the following rights regarding your personal data:

  • Right of access and information requests
  • Right to data correction and completion
  • Right to deletion or processing restriction
  • Right to data portability
  • Right to file a complaint with a supervisory authority
  • Right to withdraw consent at any time
  • Right to object to data processing

To exercise any of these rights, please contact us at hp@lakt.at

Data Retention

We retain your personal data only for as long as necessary to fulfill the purposes for which it was collected, comply with legal obligations, resolve disputes, and enforce our agreements. When data is no longer required, it will be securely deleted or anonymized, except where legal retention obligations apply.

Data Security

We implement appropriate technical and organizational measures to protect your personal data against unauthorized access, alteration, disclosure, or destruction. However, no method of transmission over the internet or electronic storage is 100% secure, and we cannot guarantee absolute security.

Children's Privacy

Our service is not directed to individuals under the age of 16. We do not knowingly collect personal information from children. If you become aware that a child has provided us with personal data, please contact us so we can take appropriate action.

Changes to This Privacy Policy

We may update our Privacy Policy from time to time. We will notify you of any changes by posting the new Privacy Policy on this page and updating the "Last Updated" date. You are advised to review this Privacy Policy periodically for any changes.

Contact Information

If you have any questions about this Privacy Policy or our data processing practices, please contact us at:

Email: hp@lakt.at
Address: Weissenburgstrasse 6, 50670 Köln, Germany

Last Updated: July 2026