🔒 Privacy Policy

Last Updated: November 18, 2024

Your Privacy Matters: DerivativeCalculus.com is committed to protecting your privacy. We collect minimal data and never sell your personal information. This policy explains what data we collect, how we use it, and your rights.

1. Introduction

Welcome to DerivativeCalculus.com ("we," "our," or "us"). We respect your privacy and are committed to protecting any personal information you share with us. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you visit our website.

By using DerivativeCalculus.com, you agree to the collection and use of information in accordance with this policy. If you do not agree with our policies and practices, please do not use our website.

2. Information We Collect

2.1 Information You Provide to Us

We collect information that you voluntarily provide when you:

2.2 Information Automatically Collected

When you visit our website, we automatically collect certain information about your device and usage, including:

📊 What We DON'T Collect:

  • We do NOT store your mathematical calculations or inputs
  • We do NOT require account creation or login
  • We do NOT collect sensitive personal information
  • We do NOT track you across other websites

3. How We Use Your Information

We use the information we collect for the following purposes:

3.1 To Provide Our Services

3.2 To Improve Our Website

3.3 To Communicate With You

3.4 For Analytics and Marketing

4. How We Share Your Information

We do not sell, trade, or rent your personal information to third parties. We may share information in the following limited circumstances:

4.1 Service Providers

We may share information with third-party service providers who help us operate our website, including:

These providers are contractually obligated to protect your information and use it only for the services they provide to us.

4.2 Legal Requirements

We may disclose your information if required by law or in response to valid legal requests, such as:

4.3 Business Transfers

If we are involved in a merger, acquisition, or sale of assets, your information may be transferred as part of that transaction. We will notify you of any such change.

5. Cookies and Tracking Technologies

5.1 What Are Cookies?

Cookies are small text files stored on your device when you visit a website. They help us provide a better user experience and understand how you use our site.

5.2 Types of Cookies We Use

5.3 Your Cookie Choices

You can control cookies through your browser settings:

6. Advertising and Third-Party Services

6.1 Display Advertising

We may display advertisements on our website through third-party advertising networks (such as Google AdSense, Mediavine, or similar services). These networks may use cookies and similar technologies to:

6.2 Third-Party Links

Our website may contain links to third-party websites (e.g., textbook retailers, educational platforms). We are not responsible for the privacy practices of these external sites. Please review their privacy policies before providing any information.

6.3 Analytics Services

We use Google Analytics to understand how visitors use our website. Google Analytics collects information such as how often users visit, what pages they view, and what other sites they used before coming to ours. You can opt out of Google Analytics by installing the Google Analytics Opt-out Browser Add-on.

7. Data Security

We implement appropriate technical and organizational measures to protect your information, including:

However, no method of transmission over the Internet is 100% secure. While we strive to protect your information, we cannot guarantee absolute security.

8. Data Retention

We retain your information only as long as necessary for the purposes outlined in this Privacy Policy:

9. Your Privacy Rights

Depending on your location, you may have certain rights regarding your personal information:

9.1 General Rights

9.2 For EU/EEA Users (GDPR)

If you are in the European Union or European Economic Area, you have additional rights under the General Data Protection Regulation (GDPR), including:

9.3 For California Users (CCPA)

If you are a California resident, you have rights under the California Consumer Privacy Act (CCPA), including:

Note: We do not sell personal information to third parties.

9.4 How to Exercise Your Rights

To exercise any of these rights, please contact us at privacy@derivativecalculus.com. We will respond to your request within 30 days.

10. Children's Privacy

Our website is intended for students of all ages, including minors. However, we do not knowingly collect personal information from children under 13 without parental consent. If you are a parent or guardian and believe your child has provided us with personal information, please contact us, and we will delete it.

11. International Data Transfers

Your information may be transferred to and processed in countries other than your own. These countries may have data protection laws that differ from your jurisdiction. By using our website, you consent to the transfer of your information to these countries.

12. Changes to This Privacy Policy

We may update this Privacy Policy from time to time to reflect changes in our practices or legal requirements. We will notify you of any material changes by:

We encourage you to review this policy periodically. Your continued use of our website after changes indicates your acceptance of the updated policy.

13. Contact Us

If you have any questions, concerns, or requests regarding this Privacy Policy or our data practices, please contact us:

📧 Get in Touch

Email: privacy@derivativecalculus.com

General Inquiries: support@derivativecalculus.com

We typically respond within 24-48 hours

Contact Form →

14. Summary of Key Points

  • ✅ We collect minimal personal information
  • ✅ We do NOT sell your data to third parties
  • ✅ We do NOT store your calculations permanently
  • ✅ You can use our site without creating an account
  • ✅ We use cookies for essential functions and analytics
  • ✅ You have rights to access, correct, or delete your data
  • ✅ We take security seriously and use encryption
  • ✅ We may display ads to support our free service
  • ✅ You can contact us anytime with privacy concerns

This Privacy Policy is effective as of November 18, 2024. Last reviewed and updated: November 18, 2024.