Privacy Policy

Controller

Arnold Wender
Wender Media
Franckstraße 3a
06110 Halle (Saale), Germany
Email: mail@arnoldwender.com

No Data Collection

Material Portal does not collect, store, or transmit any personal data to the developer or to third parties.

The app has no networking code and communicates with no server. The eight experiments and ten materials are embedded in the app; it works entirely offline.

Favourites and Downloads

Your favourites and the materials marked as downloaded are stored locally using SwiftData. This information never leaves the device and is removed when you delete the app.

No Device Permissions

The app requests no access to the camera, microphone, photo library, location, contacts, or calendar.

No Analytics or Advertising

The app contains no analytics SDKs, advertising libraries, tracking pixels, or similar technologies. No user tracking takes place.

Apple App Store

The app is distributed via the Apple App Store. Apple may collect device-related data under its own privacy policy, available at: apple.com/privacy

Contact

For privacy-related questions, contact: mail@arnoldwender.com

Last updated: July 2026