Privacy Policy
1. Privacy at a glance
General information
The following notes provide a simple overview of what happens to your personal data when you visit this website.
Data collection on this website
Who is responsible for data collection on this website?
Data processing on this website is carried out by the website operator. You can find their contact details in the legal notice of this website.
How do we collect your data?
Your data is collected on the one hand by you communicating it to us. This can be, for example, data that you enter in a contact form or during registration.
Other data is collected automatically or with your consent when you visit the website by our IT systems. This is mainly technical data (e.g. internet browser, operating system or time of page view).
2. Hosting and Data Processing
We host the contents of our website with the following provider:
Vercel
The provider is Vercel Inc., 340 S Lemon Ave #4133, Walnut, CA 91789, USA.
Supabase
We use Supabase (provider: Supabase Inc., San Francisco, USA) to provide our services.
Web Analytics with Microsoft Clarity
We use Microsoft Clarity to better understand the use of our website through aggregated heatmaps and pseudonymized session recordings, and to improve the product. Provider: Microsoft Ireland Operations Limited, One Microsoft Place, South County Business Park, Leopardstown, Dublin 18, Ireland.
Legal basis is your consent pursuant to Art. 6 (1) (a) GDPR and § 25 (1) TDDDG, granted via our cookie banner. Without active consent, no script is loaded and no data is collected.
Data is transferred to the USA. Microsoft is certified under the EU-US Data Privacy Framework; additionally, Standard Contractual Clauses apply. Details: https://privacy.microsoft.com.
You can revoke your consent at any time by resetting your cookie preferences under "Profile → Data & Privacy".
3. Responsible Party
AiTrain GmbH
Maximilian Focke
Gertigstraße 5
22303 Hamburg
Email: info@ai-train.de
4. Payment Provider (Stripe)
Payment provider is Stripe Inc., 510 Townsend Street, San Francisco, CA 94103, USA. stripe.com/privacy
5. Your Rights
Under GDPR you have various rights (Art. 15–21 GDPR): information, correction, deletion, restriction of processing, data portability, and complaint to supervisory authority.
Signed-in users can exercise these rights directly in the app under Profile → Data & Privacy (JSON export per Art. 15 / 20, account deletion per Art. 17).
Note: Invoices are retained for 10 years per §147 AO (German tax law) in anonymized form.
For requests without sign-in, contact info@ai-train.de
Last updated: May 2026