Privacy Policy
Last updated: June 23, 2026
1. Introduction
PDF Cover Changer ("we," "our," or "the Tool") is committed to protecting your privacy. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you use our website at https://pdf.coverchanger.com.
Please read this privacy policy carefully. By accessing or using the Tool, you acknowledge that you have read, understood, and agree to be bound by all the terms outlined in this Privacy Policy.
2. Information We Collect
2.1 Information Automatically Collected
When you visit our website, we automatically collect certain information through Google Analytics, including:
- Device Information: Browser type, operating system, device type, screen resolution
- Usage Data: Pages visited, time spent on pages, click patterns, referring URLs
- IP Address: Anonymized through Google Analytics (IP anonymization enabled)
- Cookies and Tracking Technologies: Google Analytics cookies (_ga, _gid, _gat)
2.2 Information Stored Locally
We store minimal data in your browser's localStorage for functionality purposes:
- Theme Preference: Your selected theme (light, dark, or auto) stored under the key "ecf-theme"
2.3 Files You Upload
Important: We do NOT collect, upload, store, or transmit your PDF files or cover images. All file processing occurs entirely within your browser using client-side JavaScript. Your files never leave your device.
3. How We Use Your Information
We use the collected information for the following purposes:
- Analytics: To understand how visitors interact with our website and improve user experience
- Functionality: To remember your theme preference across sessions
- Security: To monitor and protect against malicious activities
- Performance: To optimize website performance and troubleshoot technical issues
4. Third-Party Services
We use the following third-party services that may collect information:
| Service | Purpose | Privacy Policy |
|---|---|---|
| Google Analytics | Website analytics and usage tracking | Google Privacy Policy |
| Google Fonts | Web font delivery | Google Privacy Policy |
These third-party services have their own privacy policies and terms of use. We do not have control over or responsibility for their data collection practices.
5. Cookies and Tracking Technologies
5.1 What Are Cookies
Cookies are small text files stored on your device when you visit our website. They help us provide you with a better experience by remembering your preferences and understanding how you use our site.
5.2 Cookies We Use
| Cookie Name | Type | Duration | Purpose |
|---|---|---|---|
| _ga | Analytics | 2 years | Distinguishes unique users |
| _gid | Analytics | 24 hours | Distinguishes unique users |
| _gat | Analytics | 1 minute | Throttles request rate |
| ecf-theme | Functional | Persistent | Stores user theme preference |
5.3 Managing Cookies
You can control and manage cookies through your browser settings. Most browsers allow you to:
- View what cookies are stored on your device
- Delete all or individual cookies
- Block cookies from specific websites
- Block all cookies entirely
Please note that blocking cookies may affect the functionality of our website.
6. Data Retention
Google Analytics Data: Retained for 14 months by default, after which it is automatically deleted.
Local Storage Data: Your theme preference remains stored in your browser until you clear your browser data or manually delete it.
PDF Files and Images: We do not store any files. All processing happens locally in your browser and files are never uploaded to our servers.
7. Your Rights
Depending on your location, you may have the following rights regarding your personal data:
7.1 GDPR (European Economic Area)
- Right to Access: Request a copy of your personal data
- Right to Rectification: Request correction of inaccurate data
- Right to Erasure: Request deletion of your personal data
- Right to Restrict Processing: Request limitation on how we process your data
- Right to Data Portability: Request transfer of your data to another service
- Right to Object: Object to processing of your personal data
- Right to Withdraw Consent: Withdraw consent at any time
7.2 CCPA/CPRA (California, USA)
- Right to Know: Request disclosure of data collection practices
- Right to Delete: Request deletion of personal information
- Right to Opt-Out: Opt-out of the sale of personal information
- Right to Non-Discrimination: Equal service regardless of privacy choices
7.3 How to Exercise Your Rights
To exercise any of these rights, please use the feedback button on our main page to contact us. We will respond to your request within 30 days.
8. Children's Privacy
Our website is not intended for children under the age of 13. We do not knowingly collect personal information from children under 13. If you are a parent or guardian and believe your child has provided us with personal data, please contact us immediately.
9. International Data Transfers
Google Analytics may transfer and process your data on servers located outside your country. Google ensures adequate protection through Standard Contractual Clauses and other legal mechanisms as required by applicable data protection laws.
10. Data Security
We implement appropriate technical and organizational measures to protect your personal information. However, no method of transmission over the Internet or electronic storage is 100% secure. While we strive to protect your data, we cannot guarantee absolute security.
11. Changes to This Privacy 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 with an updated "Last updated" date. You are advised to review this Privacy Policy periodically for any changes.
12. Contact Us
If you have any questions or concerns about this Privacy Policy or our data practices, please use the feedback button on our main page to contact us.
13. Legal Basis for Processing (GDPR)
If you are located in the European Economic Area, our legal basis for processing your personal data includes:
- Legitimate Interests: For analytics and website improvement
- Consent: For non-essential cookies (where required by law)
- Contractual Necessity: For providing the core functionality of the Tool