Privacy Policy

Last updated: March 14, 2026

SparkCalc ("we", "us") operates the website sparkcalc.com. This page describes how we collect and use data when you visit our site.

Calculations and Your Data

All calculations run entirely in your browser. We do not collect, store, or transmit the values you enter into any calculator.

Cookies and Advertising

We use Google AdSense to display ads. Google and its advertising partners may use cookies and similar technologies to serve ads based on your prior visits to this site or other websites. You can manage your cookie preferences through the consent prompt displayed on your first visit, which is provided by Google.

You may also opt out of personalized advertising by visiting Google Ads Settings or www.aboutads.info.

Analytics

We use Ahrefs web analytics to understand how visitors use our site. Ahrefs may collect anonymized usage data such as pages visited, referral sources, and browser type. For details, see Ahrefs' privacy policy.

Third-Party Services

In summary, we use the following third-party services that may set cookies or collect data:

• Google AdSense — advertising and related cookies
• Ahrefs — website analytics

Changes to This Policy

We may update this policy from time to time. Changes will be posted on this page with an updated date.

Contact

If you have questions about this policy, you can reach us at [email protected].