Jörn Frankenfeld
Bückeburger Straße 9
28205 Bremen, Germany
Email: info@mathekiste.info
This website fundamentally operates without collecting personal data. Personal data is only processed when necessary for the functionality of the website or for communication with you.
The content of this website and the associated apps is also aimed at children. We do not collect personal data from children without the consent of their legal guardians. Should any unintended data transmission occur, we ask parents to contact us immediately.
Our website uses no cookies for advertising or tracking purposes. Only technically necessary cookies are used that are required for the operation of the site.
This website may contain embedded videos and links to the Apple App Store. When accessing this content, data may be transmitted to the respective providers. For more information, please refer to Apple's Privacy Policy.
Both apps run completely offline and contain no advertising. They do not collect, store or share any personal data. All usage data (points, stickers, settings) is stored exclusively on the user's device.
You have the right at any time to:
To exercise your rights, please contact: info@mathekiste.info
When you contact us by email, the data you provide (name, email address, content of your enquiry) is stored solely for the purpose of processing your request. No data is shared with third parties.
We reserve the right to update this privacy policy as needed. The current version is always available on this website.
Last updated: March 2026
