Privacy Policy

This is a translation. The German version is legally binding.

1. Controller

Lukas-Domenik Sonnenfeld, Anschrift siehe Impressum, Germany, email: sunfieldsupport@gmail.com

2. Hosting

This website is hosted by Cloudflare, Inc., 101 Townsend St., San Francisco, CA 94107, USA. When you visit it, Cloudflare processes technically necessary data (IP address, time, page requested, browser details) in server logs in order to deliver and secure the site (Art. 6(1)(f) GDPR). A data processing agreement is in place with Cloudflare; transfers to the USA are based on the European Commission’s adequacy decision for the EU-US Data Privacy Framework (Art. 45 GDPR) and EU standard contractual clauses. Log retention: Wir selbst speichern keine Protokolldaten; Cloudflare speichert sie nur so lange, wie es für Betrieb und Sicherheit nötig ist, und löscht sie danach..

3. Calculator: no transfer, no cookies

All calculations run in your browser. Your inputs are not sent to us or anyone else. We do not use cookies, analytics or advertising tools. Only if you tick “Remember my inputs” do we store them in your browser’s local storage (key “stundensatz-rechner-eingaben-v1-en”) on your device; untick it to delete them.

4. Links to our own offers

Links to Margenblick lead to our own website, which has its own privacy policy.

5. Your rights

You have the right of access, rectification, erasure, restriction, data portability and objection (Art. 15–21 GDPR) and the right to lodge a complaint with a supervisory authority, e.g. die für deinen Wohnort zuständige Datenschutz-Aufsichtsbehörde (Übersicht: https://www.bfdi.bund.de).

Last updated: November 2026