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Input values are processed on your device and are not sent to SkipperCalc. The hosting provider may process technical access logs such as IP address and user agent to serve and protect the site.

We use Google Analytics only if you accept the privacy notice. If you reject it, we do not load the Analytics tag. Your preference is stored in your browser so you are not asked on every page.

This version does not use advertising. External links have their own policies. If AdSense or another advertising service is introduced, this information will be updated and consent configured before those services are activated.