Privacy Policy & Support

Last updated: 2026-05-26

pengu ("the Service") respects your privacy and complies with applicable data protection laws including Korea's Personal Information Protection Act (PIPA) and GDPR principles.

1. Information We Collect

Category	Items	When
Account	Email, social login ID (Apple/Google), nickname	Sign-up
Profile	Gender, date of birth, height, weight, activity level, weight goal	Onboarding
Fasting & health logs	Fasting start/end time, protocol, weight, mood, notes	In-app usage
Nutrition logs	Food images, food names, calories, macros, meal time	When logging meals
Subscription	Subscription status, receipt identifier (card details handled by Apple/Google, not stored by us)	At purchase
Auto-collected	Device identifier, OS/app version, locale, crash logs, usage events	App launch

2. Purposes of Use

Account management and authentication
Storing and displaying fasting, nutrition, and weight records
AI-based food image analysis and nutrition estimation
Subscription billing and refund handling
Service improvement, error diagnosis, and security
Legal compliance

3. Retention

We delete your data immediately upon account deletion, except as required by law (e.g., transaction records: 5 years; login logs: 3 months under Korean law).

4. Third-Party Processors

We use the following processors to operate the Service:

Clerk, Inc. — authentication (US)
Cloudflare, Inc. — data storage and server infrastructure (US/global)
Google LLC (Gemini API) — food image analysis (US)
RevenueCat, Inc. — subscription management (US)