dincalculator.com / privacy

Privacy Policy

What data we collect, how we use it, and your rights.

Last updated: April 2026

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Your calculator inputs stay in your browser

All calculator inputs — weight, height, pace, and any other values you enter — are processed entirely in your browser. No input data is sent to our servers. We never see what you enter into any calculator on this site.

Overview

dincalculator.com is a free calculator portal for outdoor sports. We do not sell your data, require registration, or store personal information on our servers.

This policy explains what third-party services we use, what data they collect, and how you can control it.

Data we collect

We do not directly collect personal data. The following third-party services are active on this site:

Google Analytics (GA4)

We use Google Analytics to understand how visitors use the site — which pages are most visited, how long people stay, and where they come from. Google Analytics collects:

  • Pages visited and time spent
  • Browser type, screen size, and operating system
  • Country-level location (not precise location)
  • Referring website

This data is aggregated and anonymous. No personally identifiable information is collected. Google's privacy policy →

Google AdSense

We display advertisements provided by Google AdSense. Google uses cookies to show relevant ads based on your browsing history across websites. This includes the DoubleClick DART cookie.

You can opt out of personalised advertising at: google.com/settings/ads →
Google's advertising privacy policy: policies.google.com/technologies/ads →

Firebase Hosting

This site is hosted on Google Firebase. Firebase may log basic request data (IP address, browser type, timestamp) for security and performance purposes. This data is not used for advertising and is governed by Google's privacy policy.

Cookies

We use the following cookies:

CookiePurposeDuration
unitsRemembers km/mi preference1 year
themeRemembers light/dark preference1 year
_gaGoogle Analytics identifier2 years
_ga_*Google Analytics session2 years
DARTGoogle AdSense personalisation1 year

The first two cookies (units and theme) are set by this site and contain no personal information — only your display preferences.

The remaining cookies are set by Google and are governed by Google's cookie policy.

Your rights

You have the right to:

If you are in the European Economic Area (EEA), you have additional rights under GDPR including the right to access, correct, or delete data held about you. Since we do not store personal data directly, requests related to Google Analytics or AdSense data should be directed to Google.

Contact

For questions about Google's data practices, visit: policies.google.com/privacy →

Changes to this policy

We may update this policy from time to time. The date at the top of this page shows when it was last revised. Continued use of the site after changes constitutes acceptance of the updated policy.