Updated 2025年7月30日
Privacy Policy
Thank you for using the Color Blindness Test website. We highly value your privacy and are committed to protecting your personal information. This Privacy Policy details how we collect, use, and protect your information.
🔒 Core Privacy Commitments
- No Account Registration: Our color blindness test is completely free and requires no account registration
- Local Storage: Test results are stored only locally on your device
- Anonymous Usage: We do not collect any personally identifiable information
- Data Protection: Strict adherence to data protection regulations and best practices
📊 Information We Collect
Automatically Collected Information
To provide and improve our services, we may automatically collect the following non-personally identifiable information:
Technical Information:
- Browser type and version
- Operating system information
- Device type (mobile, tablet, computer)
- Screen resolution
- IP address (anonymized)
Usage Statistics:
- Page visit counts
- Test completion rates
- Website session duration
- Click behavior analysis
Information We Do NOT Collect
- Names, emails, or other personal identification
- Detailed test result data
- Health status or medical information
- Account passwords or login credentials
🎯 How We Use Information
We use the collected anonymous information solely for:
Service Optimization:
- Improving website performance and user experience
- Optimizing test processes and interface design
- Fixing technical issues and bugs
Statistical Analysis:
- Understanding user access patterns
- Analyzing test usage patterns
- Evaluating feature effectiveness
Content Improvement:
- Optimizing multilingual support
- Enhancing educational content
- Improving mobile experience
🔐 Data Security Measures
We implement multiple security measures to protect your data:
Technical Protection:
- HTTPS encrypted transmission
- Secure data storage
- Regular security audits
- Firewall and intrusion detection
Data Minimization:
- Collect only necessary anonymous data
- Regularly purge expired data
- Data anonymization processing
Access Control:
- Strict data access permissions
- Employee privacy training
- Data processing logs
🍪 Cookies and Similar Technologies
We use cookies and similar technologies for:
Essential Functions:
- Remember your language preferences
- Save test progress (local storage)
- Ensure proper website functionality
Analytics:
- Google Analytics (anonymized)
- Website performance monitoring
- User behavior analysis
You can manage cookie preferences through your browser settings.
🌐 Third-Party Services
We may use the following third-party services:
Analytics Tools:
- Google Analytics: Website traffic statistics
- Vercel Analytics: Performance monitoring
- Baidu Analytics: China region analysis
Advertising Services:
- Google Adsense: Relevant ad display
All third-party services follow strict privacy standards.
🌍 International Data Transfers
Our services may involve cross-border data transfers. We ensure:
- Compliance with applicable data protection laws
- Implementation of appropriate security safeguards
- Partnership only with trusted service providers
👶 Children's Privacy Protection
Our service is suitable for users of all ages. For children under 13:
- We recommend use under parental supervision
- We do not actively collect children's personal information
- If we discover collection of children's personal information, we will delete it immediately
📧 Your Rights
Under applicable privacy laws, you have the following rights:
Access Right: Know what information we collect about you Correction Right: Request correction of inaccurate information Deletion Right: Request deletion of your personal data Restriction Right: Limit certain data processing activities Objection Right: Object to certain data processing methods
To exercise these rights, please contact us.
📞 Contact Us
If you have any questions or concerns about this Privacy Policy, please contact us through:
Email: [email protected] Website: https://color-blindness-test.com Feedback: Through website contact form
🔄 Policy Updates
We may periodically update this Privacy Policy to reflect:
- Changes in service features
- Legal and regulatory requirements
- Privacy protection improvements
For significant changes, we will notify you prominently on the website. We recommend reviewing this policy regularly.
📜 Legal Basis
We process your information based on the following legal grounds:
- Legitimate Interest: To provide and improve services
- Consent: Your consent expressed through website usage
- Legal Obligation: Compliance with applicable legal requirements
Last Updated: February 19, 2025
This English version is the primary version. In case of conflicts, the English version shall prevail.