Privacy Policy
Last updated: 3/14/2026
Introduction
Welcome to JCalc. We respect your privacy and are committed to protecting your personal data. This privacy policy explains how we handle information when you use our website and calculators.
Information We Collect
JCalc is a static website. Our calculators run entirely in your browser—your input data is not sent to our servers. We may collect:
- Usage data through analytics (e.g., Google Analytics) such as pages visited and general traffic
- Cookies for analytics and advertising purposes
- Device and browser information (non-personally identifiable)
How We Use Your Information
We use collected information to improve our website, understand how visitors use our tools, and display relevant advertisements. We do not sell your personal data.
Third-Party Services
Our site may use third-party services including:
- Google Analytics for traffic analysis
- Google AdSense for advertising
These services have their own privacy policies. We encourage you to review them.
Cookies
We use cookies and similar technologies for analytics and ads. You can control cookies through your browser settings.
Data Security
Calculator inputs are processed locally in your browser. We do not store or transmit your calculation data to our servers.
Children's Privacy
Our site is not directed at children under 13. We do not knowingly collect personal information from children.
Changes
We may update this policy from time to time. The "Last updated" date at the top reflects the latest version.
Contact Us
If you have questions about this Privacy Policy, please contact us.