Privacy Policy
Last updated: November 3, 2025
Introduction
LeetCodeVisual ("we", "our", or "us") is committed to protecting your privacy. This Privacy Policy explains how we collect, use, and safeguard information when you use our algorithm visualization platform.
Information We Collect
Automatically Collected Information
When you visit LeetCodeVisual, we may automatically collect certain technical information, including:
- Browser type and version
- Operating system
- Pages visited and time spent on pages
- Referring website addresses
Information You Provide
Currently, LeetCodeVisual does not require user accounts or collect personal information. All learning activities are performed locally in your browser without server-side storage of personal data.
How We Use Your Information
We use collected information to:
- Improve the platform and user experience
- Monitor and analyze usage patterns
- Maintain platform security and prevent abuse
- Optimize performance and fix technical issues
Cookies and Local Storage
We may use browser cookies and local storage to enhance your experience by remembering your preferences (such as animation speed settings). These are stored locally on your device and can be cleared at any time through your browser settings.
Third-Party Services
LeetCodeVisual may link to external resources (such as LeetCode problem pages). Please note that we are not responsible for the privacy practices of third-party websites. We encourage you to review their privacy policies before providing any personal information.
Data Security
We implement reasonable security measures to protect information from unauthorized access, alteration, or destruction. However, no method of transmission over the internet is 100% secure, and we cannot guarantee absolute security.
Children's Privacy
LeetCodeVisual is an educational platform suitable for all ages. We do not knowingly collect personal information from children under 13. If you believe we have collected such information, please contact us immediately.
Changes to This Policy
We may update this Privacy Policy from time to time. Changes will be posted on this page with an updated "Last updated" date. We encourage you to review this policy periodically.
Contact Us
If you have questions or concerns about this Privacy Policy, please contact us through the contact information provided on our About page.
Note: This is a basic privacy policy template. For a production application, please consult with a legal professional to ensure compliance with applicable laws and regulations (GDPR, CCPA, etc.).