Privacy Policy for Color Blindness Helper

Last Updated: December 03, 2025

🔒 Quick Summary

Color Blindness Helper collects ZERO data, makes ZERO external connections, and operates entirely on your device for your privacy and security.

1. Introduction

Color Blindness Helper ("we", "our", or "us") is committed to protecting your privacy. This Privacy Policy explains how our Chrome extension handles your information.

Important: This extension does NOT collect, store, or transmit any personal data or browsing information.

2. Data Collection

✅ We Do NOT Collect Any Data

Color Blindness Helper operates entirely locally on your device. We do not:

❌ Collect any personal information
❌ Track your browsing history
❌ Send data to external servers
❌ Use analytics or tracking services
❌ Share information with third parties
❌ Read or access page content
❌ Access form data or passwords
❌ Read cookies from websites

3. Local Storage

The extension uses Chrome's local storage API to save your preferences locally on your device only:

Filter type selection (e.g., protanopia, deuteranopia) - stored locally
Intensity setting (0-100%) - stored locally
Enabled/disabled state - stored locally

This data:

✅ Is stored only on your computer
✅ Never transmitted anywhere
✅ Never shared with anyone
✅ Can be deleted anytime by you

4. Permissions Explained

storage

Used to save your extension settings (filter type, intensity) locally on your device. No data is transmitted externally. This is standard for extensions that remember user preferences.

host_permissions ()

Required for content scripts to run on web pages. The extension only modifies visual appearance using CSS filters. No data is read, collected, or transmitted.

activeTab

Required to apply color filters to webpages. The extension only accesses tabs when you explicitly click the extension icon. No automatic access or background activity.

5. External Connections

The extension makes NO external network connections.

✅ No API calls
✅ No server communication
✅ No analytics
✅ No tracking
✅ All processing happens locally in your browser

6. Third-Party Services

We do not use any third-party services, analytics, or tracking tools.

7. Data Sharing

We do not share any data because we do not collect any data.

8. Data Security

Since we don't collect or transmit any data, there's no data to secure. Your local settings are stored securely by Chrome's storage API.

9. Your Rights

You have the right to:

✅ Know what data is collected: None
✅ Access your data: Stored locally on your device (Chrome Settings → Extensions → Storage)
✅ Delete your data: Clear browser storage or uninstall the extension
✅ Opt out of data collection: Not applicable - no data is collected

10. How to Delete Your Data

You can clear all stored data at any time by:

Disabling and re-enabling the extension
Clearing your browser's extension data (Chrome Settings → Privacy → Clear browsing data → Extension data)
Uninstalling the extension

11. Children's Privacy

Our extension does not knowingly collect information from children. Since we collect no data, this is not applicable.

12. Changes to This Policy

We may update this Privacy Policy from time to time. We will notify users of any changes by updating the "Last Updated" date. Since we don't collect contact information, we cannot send direct notifications, but the policy will always be available here.

13. Contact

If you have questions about this Privacy Policy or our data practices, please contact us through the Chrome Web Store support page.

14. Compliance

This extension complies with:

✅ Chrome Web Store Privacy Policy requirements
✅ GDPR (no data collection means full compliance)
✅ CCPA (no data collection means full compliance)
✅ Chrome Extension Privacy Requirements

📋 Summary

Color Blindness Helper:

✅ Collects ZERO data
✅ Makes ZERO external connections
✅ Operates entirely on your device
✅ Stores only your preferences locally
✅ Never shares any information
✅ Completely private and secure

Your privacy is our priority. We built this extension to help, not to track.

Last Updated: December 03, 2025 | Version 1.0.0