Privacy Policy
Last Updated: January 6, 2025
Introduction
Welcome to FFMICalculator.online. 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 FFMI calculator.
Information We Collect
Local Storage Data (Your Device Only)
All calculation data is stored locally in your browser using localStorage. This includes:
- Your FFMI calculation inputs (weight, height, body fat percentage)
- Calculation history (last 50 entries)
- Unit preferences (metric/imperial)
- Language preferences
✅ Important: We DO NOT store this data on our servers. Everything stays on your device.
How We Use Your Data
- Perform FFMI calculations in real-time
- Display your calculation history and progress charts
- Remember your preferences (units, language)
- Improve user experience and site functionality
Cookies and Tracking
We use minimal cookies for:
- Essential functionality (required for the site to work)
- Anonymous analytics (Google Analytics to understand site usage)
You can control cookie preferences through your browser settings. See our Cookie Policy for details.
Third-Party Services
We use the following third-party services:
- Google Analytics - Anonymous usage statistics (IP addresses anonymized)
- Vercel - Website hosting and performance monitoring
Your Privacy Rights
- Access: All your data is in your browser's localStorage - you can view it anytime
- Delete: Clear your browser data to remove all stored calculations
- Export: Use the PDF export feature to save your results
- Opt-out: Use browser extensions to block analytics cookies
Children's Privacy
Our service is not directed to individuals under 13 years old. We do not knowingly collect data from children.
Changes to This Policy
We may update this privacy policy occasionally. Changes will be posted on this page with an updated "Last Updated" date.
Contact Us
If you have questions about this privacy policy or your data:
Email: [email protected]