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Privacy Policy

Effective Date: March 3, 2026 | Last Updated: March 19, 2026

1. Information We Collect

Mystic Universe collects the following information to provide our services:

▸ Guest Saju Analysis

Required: Date/Time of birth, Birth city, Gender
Optional: Blood type, Personality type

▸ Social Login Members (Kakao / Google)

Unique ID (UUID): User identification (auto-generated by Supabase Auth)
Email: Provided by social provider (Kakao may not provide)
Nickname: Name from social provider (for UI display)
Profile picture URL: Provided by social provider (for UI display)
Login provider: kakao / google (for account management)

Note: For guest analyses, only anonymous, non-identifiable statistical data is stored on our servers:
Birth year, gender, country code; Saju day pillar, zodiac, shinsal (values derived from birth data); blood type & personality type (if entered); AI tier, language setting.
Name, phone number, exact birth date, birth time, and city name are never stored on the server.

Note: No separate registration form — membership is via social login only. When members save a Saju to their vault, the full birth date (year, month, day), birth time, and city are stored. This information is used to calculate Daeun (Major Fortune Cycles) and Seun (Annual Fortune) cycles, and is permanently deleted upon account withdrawal.

2. Purpose of Collection

Collected data is used only for the following purposes:

Generating AI-fused Saju/Astrology analysis results
Calculating Daeun (Major Fortune) & Seun (Annual Fortune) cycles (using birth date/time stored by members)
Anonymous statistical analysis for service improvement

3. Data Retention and Deletion

Saju analysis data (birth date, time, etc.) entered by guests is held only in browser session memory and is immediately erased when the page is closed or refreshed. It is never sent to our servers.

App settings such as language and theme are stored in the browser's (localStorage).

Anonymous statistical data (birth year, country code, gender, and Saju information) is stored on our server (Supabase) for service improvement. This data does not contain any personally identifiable information.

▸ Social Login Member Data

Member profiles and saved Saju are retained for the duration of account use.
Upon account deletion, all personal data (profile, saved Saju) is permanently deleted immediately.
After 12 months of inactivity, personal data is stored separately per applicable law, with 30-day advance notice by email.
After 24 months of inactivity, the account and personal data are permanently deleted.

4. Third-Party Disclosure

We may transmit data to the following services for analysis purposes only:

Recipient: Google (Gemini AI API)

Items provided: Saju data, Zodiac, Personality traits (excluding personally identifiable info)

Recipient: Supabase Inc. (Database Hosting)

Items provided: Anonymous analytics (birth year, country code, gender, Saju data)

Recipient: Google (Google Analytics 4)

Items provided: Page views, service usage events (no personally identifiable info)

5. User Rights

Users can delete their data at any time by clearing their browser cache and have the right to stop using the service.

▸ Additional Rights for Members

Right to Access: View your saved Saju in "My Saju Vault" at any time.
Right to Deletion: Delete individual saved Saju, or delete all data by closing your account.
Right to Withdraw: Delete your account at any time; all personal data is immediately erased.

For other privacy inquiries, contact getsaju.mu@gmail.com.

6. Account Deletion

When you delete your account, all personal data including saved Saju and analysis records will be permanently deleted. Anonymous statistical data will be retained for service improvement.

▸ Deletion Process

Open the top menu → Settings → Click 'Delete Account'
Click 'Delete' in the confirmation dialog
All saved Saju, profile, and personal data are immediately and permanently deleted
You are automatically signed out upon completion

※ You may re-register immediately after deletion, but previous data cannot be recovered.

7. Dormant Account Policy

We protect personal data of long-inactive accounts in accordance with applicable privacy laws.

11 months inactive: Advance notice sent by email (30 days before data separation)

12 months inactive: Personal data stored separately (service access restricted)

24 months inactive: Account and personal data permanently deleted

Dormant status is automatically lifted upon re-login. Separated data is restored after sign-in.