Privacy Policy
Last Updated: November 16, 2025
1. Introduction
Welcome to Smart Calculator Hub ("we", "our", or "us"). We respect your privacy and are committed to protecting your personal data. This privacy policy explains how we handle your information when you use our calculator tools.
2. Information We Collect
Calculator Input Data: All calculations are performed entirely in your browser. We do not collect, store, or transmit any data you enter into our calculators.
Usage Data: We may collect anonymous usage statistics such as page views and calculator usage patterns to improve our services.
Cookies: We may use essential cookies to improve your experience. You can control cookies through your browser settings.
3. How We Use Your Information
- To provide and maintain our calculator services
- To improve and optimize our website functionality
- To analyze usage patterns and trends
- To detect and prevent technical issues
4. Data Security
All calculations are performed locally in your browser. We implement appropriate security measures including HTTPS encryption, security headers, and regular security updates to protect our website.
5. Third-Party Services
We may use third-party analytics services to help us understand how our website is used. These services may collect information sent by your browser as part of a web page request, such as cookies or your IP address.
6. Your Privacy Rights
You have the right to:
- Access any personal data we may hold about you
- Request correction of inaccurate data
- Request deletion of your data
- Opt-out of analytics tracking
- Control cookie preferences
7. Children's Privacy
Our services are not directed to individuals under the age of 13. We do not knowingly collect personal information from children under 13.
8. Changes to This Policy
We may update this privacy policy from time to time. We will notify you of any changes by posting the new privacy policy on this page and updating the "Last Updated" date.
9. Contact Us
If you have any questions about this privacy policy or our privacy practices, please contact us through our GitHub repository at github.com/stumat1/thesmartcalchub.
10. Data Processing
Client-Side Only: All calculator computations are performed entirely on your device using JavaScript. No calculation data is ever sent to our servers or any third party. Your financial, health, and personal data entered into calculators remains private and never leaves your browser.