This service collects the following information through Google sign-in:
Google account email, display name, profile photo URL
Birth year entered by the user
When purchasing yeopjeon, the following information is processed through our payment processor (PortOne):
Payment method information (payment service identifier)
Payment amount, date, and transaction number
The following information may also be automatically collected during service use:
Visit records (page views, time on site)
Device information (browser type, operating system)
Service usage records (hexagram lookups and feature usage history)
2. Purpose of Collection
Service quality improvement and usage statistics analysis
Identifying service errors and ensuring stability
Processing payments for paid content and managing yeopjeon balance
User identification and personalized service delivery
3. Retention Period
Automatically collected usage records are retained for one year from the date of collection and then deleted.
4. Cookies and Analytics
This service uses Google Analytics to collect usage statistics. For details on Google Analytics data collection and processing, please refer to the Google Privacy Policy.
Additionally, advertisements are served through Google AdSense, and cookies may be used in this process.
5. Third-Party Sharing
Collected information is not shared with third parties except for the following purposes:
Google Analytics, Google AdSense: Usage statistics and ad serving
PortOne and payment providers: Payment processing
Firebase (Google): Authentication and data storage
6. Your Rights
You may refuse or delete cookies through your browser settings. However, refusing cookies may limit the use of some services.