Privacy Policy
Last updated: March 2026
1. Overview
mycalcstool.com ("we", "our", or "us") is committed to protecting your privacy. This Privacy Policy explains what information we collect, how we use it, and your rights regarding your data. By using our website, you agree to the practices described in this policy.
2. Information We Collect
Calculator Inputs
All calculations on mycalcstool.com are performed entirely in your browser (client-side JavaScript). We do not collect, store, or transmit any numbers, measurements, financial data, or personal health information you enter into our calculators. Your data never leaves your device.
Analytics (Google Analytics)
We use Google Analytics to understand how visitors use our site. Google Analytics collects anonymized data including: pages visited, time spent on pages, browser and device type, approximate geographic location (country/city level), and referring website. This data does not identify you personally. You can opt out using the Google Analytics Opt-out Browser Add-on.
Advertising (Google AdSense)
We may display advertisements served by Google AdSense. Advertising partners may use cookies and similar technologies to measure ad performance, control ad frequency, and personalize ad delivery where permitted. For Google-related settings, see Google's Privacy Policy and adssettings.google.com.
3. Cookies
We use the following types of cookies:
- Analytics cookies — set by Google Analytics to track usage patterns
- Advertising cookies — set by Google AdSense to serve relevant ads
- Preference cookies — we may store your language/unit preferences locally in your browser
You can control cookies through your browser settings. Blocking cookies may affect some site functionality.
4. Third-Party Services
Our site uses the following third-party services, each with their own privacy policies:
- Google Analytics — privacy policy
- Google AdSense — privacy and advertising disclosures managed by the relevant provider
- Chart.js (CDN by jsDelivr) — no personal data collected
- Cloudflare (hosting/CDN) — privacy policy
5. Children's Privacy
Our services are not directed to children under 13. We do not knowingly collect personal information from children. If you believe a child has provided us with personal information, please contact us.
6. Your Rights
Depending on your location, you may have the right to access, correct, or delete any personal data we hold about you. Since we collect minimal personal data (only anonymized analytics), most requests can be handled by opting out of Google Analytics as described above.
7. Changes to This Policy
We may update this Privacy Policy from time to time. Changes will be posted on this page with an updated revision date. Continued use of our site after changes constitutes acceptance of the updated policy.
8. Contact
If you have questions about this Privacy Policy, contact us at golreas@gmail.com or use the Contact page.