PRIVACY POLICY

Last updated: April 2, 2026

1. WHO WE ARE

EagleCalculator (eaglecalculator.com) is a free calculator platform. Our contact email is eaglecalculator [at] gmail [dot] com.

2. WHAT DATA WE COLLECT

We collect minimal data to operate and improve the service:

  • Usage data: which calculators you visit, via standard web server logs and analytics.
  • Feedback votes: if you click the thumbs up or thumbs down button, we store the calculator slug, vote type, and timestamp. No personally identifiable information is stored.
  • Error reports: if you submit an error report, we store the calculator slug, your message, and timestamp. No email or name is required or collected.
  • Cookies: we use cookies for analytics (Google Analytics 4) and advertising (Google AdSense). You can opt out via your browser settings.

3. HOW WE USE YOUR DATA

  • To operate and improve the calculator platform.
  • To review and respond to error reports.
  • To measure which calculators are most useful (via vote data and analytics).
  • To serve contextual advertising via Google AdSense.

4. CALCULATOR INPUTS

All calculator inputs (numbers, ages, salaries, etc.) are processed entirely in your browser. We do not transmit or store your calculation inputs on our servers. Your financial and personal data never leaves your device.

5. THIRD-PARTY SERVICES

  • Google Analytics 4: for usage analytics. Google's privacy policy applies.
  • Google AdSense: for advertising. Google may use cookies to serve personalised ads.
  • Vercel: for web hosting. Vercel's privacy policy applies to server-level logs.
  • Neon: for database hosting. Only anonymous feedback data is stored.

6. DATA RETENTION

Feedback votes and error reports are retained indefinitely for quality improvement purposes. Resolved error reports are archived but not deleted. Web server logs are retained for 30 days.

7. YOUR RIGHTS

You have the right to request deletion of any data associated with you. Since we collect no personally identifiable information, there is no data to link to your identity. If you have a concern, contact us at eaglecalculator [at] gmail [dot] com.

8. CHANGES TO THIS POLICY

We may update this policy from time to time. The date at the top of this page indicates when it was last revised. Continued use of EagleCalculator after changes constitutes acceptance of the updated policy.

9. CONTACT

Questions about this policy? Email us at eaglecalculator [at] gmail [dot] com.