Privacy policy

This is an English translation. The German Datenschutzerklärung is legally binding.

1. Controller

Tim Bornemann, Elsaßstr. 3, 50677 Köln, Germany
Email: info@mybikesetup.com

2. In short

This website does not use cookies for advertising or analytics, and it uses no tracking or statistics services. Whatever you enter into the calculator is processed in your browser only and is not sent to us.

3. Hosting and delivery via Cloudflare

This website is delivered via Cloudflare Pages, provided by Cloudflare, Inc., 101 Townsend St., San Francisco, CA 94107, USA. When you visit the site, Cloudflare processes technically necessary data, in particular your IP address, date and time of access, the requested address and information about your browser and operating system. This is needed to deliver the site, protect it against attacks and detect errors.

The legal basis is Art. 6 (1) (f) GDPR. The legitimate interest lies in providing the website securely and reliably. Cloudflare may set technically necessary cookies used solely to defend against attacks and automated access (§ 25 (2) no. 2 TDDDG).

Data may be transferred to the USA. Cloudflare is certified under the EU-US Data Privacy Framework. More information: Cloudflare privacy policy.

4. Calculator input

Weight, power, gradient and the selected components are processed locally in your browser only. To make results shareable, the inputs appear in the address bar. If you share such a link, the recipient can see these values. They are not sent to us, but like any requested address they may appear in Cloudflare's technical logs.

5. Contact by email

If you email us, we process your details to answer your request. The legal basis is Art. 6 (1) (f) GDPR. The data is deleted once it is no longer needed for this purpose and no statutory retention obligations apply.

6. Your rights

You have the right of access (Art. 15 GDPR), rectification (Art. 16), erasure (Art. 17), restriction of processing (Art. 18), data portability (Art. 20) and to object to processing based on legitimate interests (Art. 21). Please contact the email address above.

You can also lodge a complaint with a data protection supervisory authority, for example the State Commissioner for Data Protection and Freedom of Information of North Rhine-Westphalia.

As of: October 2026