Citea

Privacy Policy

Last updated: January 2025

Citea ("we", "our") is committed to protecting your privacy. This Privacy Policy explains how we collect, use, store, and protect information you provide when using Citea services.

1. Information We Collect

1.1 Account Information

When you register an account, we collect the following information:

  • Email address (for account verification and communication)
  • Name (optional)
  • Password (stored encrypted)

1.2 Usage Data

We automatically collect the following technical information:

  • IP address and browser type
  • Access time
  • usage features and page views
  • Device information (OS
  • device type)
  • Search queries and citation verification records

1.3 Payment Information

When you subscribe to paid services, payment processing is handled by third-party service providers (Creem). We do not store your complete payment card number or bank account information. We only collect:

  • Subscription status and plan type
  • Transaction records (for account management)

2. Purpose of Information Use

We use collected information for the following purposes:

  • Provide
  • maintain
  • and improve Citea services
  • Process your account registration
  • verification
  • and login
  • Manage subscriptions and billing
  • Send service notifications and important updates
  • Analyze usage patterns to optimize user experience
  • Detect and prevent fraud
  • abuse
  • or security threats
  • Comply with legal requirements

3. Information Sharing and Disclosure

We do not sell your personal information. We only share information in the following circumstances:

3.1 Service Providers

We share necessary information with the following third-party service providers to deliver services:

  • Payment Processing:Creem (handles subscription payments)
  • AI Services:Tongyi Qianwen (for content generation and chat)
  • Database Services:CrossRef
  • PubMed
  • arXiv
  • Semantic Scholar (for literature search)
  • Cloud Services:Vercel (hosting and deployment)
  • Storage:Vercel KV or Redis (data storage)

3.2 Legal Requirements

We may disclose information when required by law or to protect our rights, property, or safety.

4. Data Security

We implement industry-standard security measures to protect your data:

  • HTTPS encryption for transmission
  • Passwords stored using secure hash algorithms
  • Regular security audits and vulnerability scanning
  • Access controls and permission management
  • Data backup and disaster recovery plans

While we take reasonable measures, we cannot guarantee absolute security. Please keep your account credentials safe.

5. Cookies and Tracking Technologies

We use cookies and similar technologies to:

  • Maintain your login status
  • Remember your language preferences
  • Analyze website usage

You can manage cookies through browser settings, but disabling cookies may affect some features.

6. Your Rights

You have the following rights regarding your personal information:

  • Access:View the personal information we hold about you
  • Correction:Update or correct your account information
  • Deletion:Request deletion of your account and personal data
  • Data Portability:Export your data in a structured format
  • Withdraw Consent:Withdraw consent to data processing at any time

To exercise these rights, please contact us through in-app support or email.

7. Data Retention

We only retain your data for as long as necessary to provide services. After account deletion, we will delete your personal information within a reasonable period, but may retain some anonymized data for statistics and analysis.

8. Cross-Border Data Transfer

Your data may be transferred to and stored on servers located outside the country/region where we operate. We ensure your data is protected through appropriate legal mechanisms (such as standard contractual clauses).

9. Children's Privacy

Citea services are intended for users aged 13 and above. We do not knowingly collect personal information from children under 13. If we discover such cases, we will immediately delete the relevant data.

10. Privacy Policy Updates

We may update this Privacy Policy from time to time. Significant changes will be prominently notified on the website. Continued use of the service indicates acceptance of the updated policy.

11. Contact Us

If you have any questions, comments, or requests regarding this Privacy Policy, please contact us through:

  • In-app support feature
  • Email to support (if applicable)
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