Privacy Overview
Last Updated: October 2026
This Privacy Policy describes how Runcalcs handles your information when you use our service.
No Data Collection
We do not collect, store, or process any personal information when you use our calculators. All calculations are performed locally in your browser, and no data is transmitted to our servers.
Information Collection
Runcalcs does not collect any personal information when you use our calculators. When you input data such as:
- Height, weight, age, or running times
- Any fitness metrics or personal data
- Calculation results or preferences
This information remains entirely on your device and is never transmitted to our servers.
What We Don't Collect:
- Personal Fitness Data: We do not store any height, weight, age, running times, or fitness metrics you input
- Calculation History: We do not maintain records of your calculations or results
- Personal Information: We do not collect names, email addresses, or contact details
How We Handle Your Information
Since we don't collect personal information, we:
- Cannot access your calculation data
- Do not store your results or history
- Cannot track your individual usage patterns
- Do not create user profiles or accounts
Information Protection
Your privacy is protected by design. Since all calculations happen in your browser and no personal data is transmitted, there is no risk of your fitness data being compromised through our service.
Cookies and Tracking
We use the following cookies and similar technologies:
- Consent choice: a first-party cookie (
rc_consent) that remembers whether you accepted or declined analytics and advertising cookies for 180 days. - Planner preferences: a functional cookie, only after you click Accept cookies on the planner.
- Analytics and advertising: Google Analytics and Google AdSense cookies, only after you click Accept on the cookie banner. If you decline, these Google tags run in a restricted mode without storing cookies on your device.
You can change your choice at any time:
The weekly planner stores your selected level, available days, and workout choices in a functional cookie only after you click Accept cookies. If you decline, planner preferences are not persisted between visits.
We do not use cookies to track your personal information or calculation data.
Third-Party Disclosure
Since we do not collect personal information, we have no personal data to disclose to third parties. Your calculation data remains private to you.
Advertising
We use Google AdSense to display advertisements. Google may use cookies and device identifiers to serve and measure ads.
You can manage your ad personalisation choices on this site through the cookie banner (reopen it with the button in the Cookies section above) and globally via Google Ads Settings. Learn more about how Google uses information: Google Advertising Policies.
We honor your choices and use Google Consent Mode to respect your consent selections.