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First Created2024.09.01Last Revised2026.05.08Versionv3.0
Privacy Policy

Privacy Policy

Summary
  • We collect only the minimum information needed and do not collect advertising identifiers or sensitive data.
  • We use collected information only to provide the service and respond to inquiries.
  • You can request access, correction, or deletion at any time via Contact.

Overview

Q-Fit ("the Service") values your privacy and complies with the Personal Information Protection Act and related laws. This policy describes what information we collect, why, and how long we retain it. When this policy changes, we post the change history on this page and notify you in-service for significant updates.

Information We Collect

We may collect the following information depending on how you use the Service.

  • Account info (optional): Email, nickname, and profile image when you sign in with Google
  • Usage records (automatic): Test/game results, point balance & earning history, access timestamps, device/browser info
  • Inquiry info (optional): Email, subject, and content when using the inquiry form

We do not collect sensitive data such as resident registration numbers or health information. For children under 14, we do not collect personal information without legal guardian consent.

Purpose of Use

Collected information is used only for the following purposes.

  • Save test/game results, provide personalized experience, and credit/debit points
  • Prevent abuse and improve service quality
  • Respond to inquiries and suggestions
  • Fulfill legal obligations

Cookies and Similar Technologies

The Service uses cookies and local storage to maintain login, save preferences, and analyze usage statistics. You can refuse or delete cookies in your browser settings, though some features may be limited. We do not collect advertising identifiers (ADID/IDFA) separately.

Third-Party Provision

The Service does not sell or share your personal information with third parties. The following are exceptions.

  • When you have given prior consent
  • When required by law or by a lawful request from investigative authorities

Some operational tasks (Cloudflare hosting, Supabase DB & Auth, Google OAuth) are entrusted to processors. Details are available upon request.

Retention Period

  • Account info: Until membership withdrawal (deleted within 30 days after withdrawal)
  • Usage records: Up to 1 year (anonymized for statistical purposes only)
  • Inquiry info: Deleted 1 year after response is completed

When required by law, we retain information for the legally required period.

Your Rights

You may exercise the following rights at any time.

  • Request access, correction, or deletion of your personal information
  • Request suspension of personal information processing
  • Request membership withdrawal and deletion of related information

You may submit requests via the Contact page or the contact below; we will respond promptly.

Contact

Please contact us regarding personal information inquiries, objections, or remedies.