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Privacy Policy

Last Updated: February 15, 2026

1. Introduction

Inkduel ("we", "our", or "us") is committed to protecting your privacy. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you use our Service.

2. Information We Collect

2.1 Information You Provide

We may collect information that you voluntarily provide when you:

  • Register for an account
  • Create and save stories
  • Submit sentences during gameplay
  • Contact us for support

2.2 Automatically Collected Information

When you access the Service, we may automatically collect:

  • Device information (browser type, operating system)
  • Usage data (games played, stories created, time spent)
  • IP address and general location information
  • Cookies and similar tracking technologies

2.3 User-Generated Content

We collect and store the stories and sentences you write during gameplay. This content is associated with your account if you are logged in, or stored anonymously if you play as a guest.

3. How We Use Your Information

We use collected information to:

  • Provide, maintain, and improve the Service
  • Save your stories and game history
  • Generate AI responses and judge evaluations
  • Send game updates and administrative information
  • Respond to inquiries and provide customer support
  • Monitor and analyze usage patterns to improve gameplay
  • Detect, prevent, and address technical issues or abusive behavior
  • Comply with legal obligations

4. AI Processing

We use third-party AI services (Anthropic Claude) to generate AI opponent responses and judge evaluations. Your sentences are sent to these services for processing but are not used to train AI models. Please refer to Anthropic's privacy policy for more information about their data handling practices.

5. Information Sharing and Disclosure

We may share your information in the following circumstances:

5.1 Service Providers

We share information with third-party service providers who perform services on our behalf, such as AI processing (Anthropic), hosting services, and analytics.

5.2 Legal Requirements

We may disclose information if required by law or in response to valid requests by public authorities (e.g., court orders, subpoenas).

5.3 With Your Consent

We may share your information for any other purpose with your consent. For example, if we add social sharing features, you can choose to share your stories publicly.

6. Cookies and Tracking Technologies

We use cookies and similar tracking technologies to maintain your session, remember your preferences, and track activity on our Service. You can instruct your browser to refuse all cookies or to indicate when a cookie is being sent. However, some features of the Service may not function properly without cookies.

7. Data Security

We implement appropriate technical and organizational security measures to protect your information. However, no method of transmission over the Internet or electronic storage is 100% secure, and we cannot guarantee absolute security.

8. Data Retention

We retain your account information and stories for as long as your account is active or as needed to provide you the Service. You may delete your account at any time, and we will delete your associated data within a reasonable timeframe, unless retention is required by law.

9. Your Rights and Choices

Depending on your location, you may have certain rights regarding your personal information:

  • Access: Request access to your personal information
  • Correction: Request correction of inaccurate information
  • Deletion: Request deletion of your account and personal information
  • Data Portability: Request a copy of your stories in a structured format
  • Opt-Out: Opt-out of marketing communications (if applicable)

10. Children's Privacy

Our Service is not intended for children under the age of 13. We do not knowingly collect personal information from children under 13. If you become aware that a child has provided us with personal information, please contact us, and we will take steps to delete such information.

11. International Data Transfers

Your information may be transferred to and maintained on computers located outside of your state, province, country, or other governmental jurisdiction where data protection laws may differ. By using the Service, you consent to such transfers.

12. 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 and updating the "Last Updated" date. You are advised to review this Privacy Policy periodically for any changes.

13. Contact Us

If you have any questions about this Privacy Policy or our privacy practices, please contact us through the Service.

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