ByulBTI
Privacy
Policy
Effective April 24, 2026

Information we collect
We collect the following information to provide the Service.
- When you sign up: email and password (stored encrypted)
- When you get a reading: date of birth, time of birth and gender (optional)
- When you save people: a name or nickname you choose, and that person's date of birth and gender
- When you pay: KakaoPay payment ID, amount and payment time (payment method details are handled by KakaoPay). For US dollar payments, the PayPal payment ID, amount and payment time, plus your account ID, email and account creation date, which PayPal requires for digital goods (payment method details are handled by PayPal)
- Collected automatically: access logs, IP address, device information and cookies
- When you join an event: Instagram handle, post link and contact (mobile number)
How we use it
- Identifying and authenticating members and providing the Service
- Generating zodiac and saju readings (using an external AI service)
- Processing Stardust purchases and payments and handling refunds
- Improving service quality and running statistics (de-identified)
- Meeting legal obligations and preventing misuse
About AI readings
Birth Chart, Saju, Star Match, Tarot and Nebula chat send your input to an external AI service as a prompt to generate results.
No identifying information such as your name or email is sent to the AI service. Only the values needed for the reading, such as date of birth, time and gender, are sent anonymously.
Retention and deletion
When you ask to delete your account, your personal information is deleted immediately.
Information that the law requires us to keep for a set period is stored separately and then deleted.
- Transaction records under the Korean E-Commerce Act: 5 years
- Consumer complaint and dispute records: 3 years
- Access logs (Korean Protection of Communications Secrets Act): 3 months
Sharing with third parties
We do not share your personal information with third parties without your prior consent, except where required by law (such as lawful requests from investigative authorities).
Processors we use
- Supabase: data storage and authentication (database hosting)
- Vercel: web hosting and deployment
- External AI service: generating readings
- KakaoPay: payment processing
- PortOne and PayPal: US dollar payment processing
Your rights
You can exercise the following rights at any time.
- Ask to see, correct or delete your personal information
- Edit and delete saved people (friends and family), directly on your profile page
- Ask us to stop processing, or delete your account
- Ask about payments and refunds
Cookies and tracking
We use essential cookies to keep you logged in and remember your settings. You can block cookies in your browser settings, but some features may not work if you do.
Privacy officer
Email: contact@makkit.xyz
Report privacy violations in Korea: privacy.go.kr / 182 (no area code)
Last revised: April 24, 2026
If this English version and the Korean version differ, the Korean version prevails.