App Name: BreakfastBuddy (早餐圖) Last Updated: 2026-05-04 Effective Date: 2026-05-04
Welcome to BreakfastBuddy. We respect your privacy. This policy explains what data we collect, why we collect it, how we use it, and what rights you have.
This App is provided by YU-HSUAN PAI. If you have any questions about this policy, please contact us:
| Category | Content | Source |
|---|---|---|
| Account identifier | Email, display name, Apple/Google user ID | When you sign in with Google or Apple |
| Personal preferences | Age (integer; stored locally and shown as age group), language, share-to-community toggle, hide-watermark toggle | When you enter them in Settings |
| Meal images | Photos you take or pick from your library to be recognized | When you use the “Make Breakfast Image” flow |
| Community content | Images you publish to the community feed, comments, likes, reports you submit | When you post |
| Support messages | Free-text messages, category, your email | When you submit through Contact Support |
| Category | Content | Purpose |
|---|---|---|
| Device info | OS (iOS / Android), language, platform identifier | Service compatibility, support debugging |
| AI conversation logs | Your prompt text, the AI model’s recognition output, timestamps, your user ID | Debugging, quality improvement, abuse detection |
| Violation records | If our system flags your input as violating our terms, we record your user ID, email, input, and AI response | Detecting and preventing abuse, account suspension if necessary |
| Subscription state | Your plan (free / paid), the source, last update timestamp | Unlocking paid features, cross-device sync |
We do not collect precise GPS location, contacts, call logs, SMS, browser history, and we do not silently track you across devices.
Subscriptions and purchases are processed by Apple App Store or Google Play. We do not see your credit card or payment details. We use a third-party subscription management service, RevenueCat, to receive subscription events (initial purchase, renewal, expiration). These events may include:
We use your data only for the following purposes:
We do not sell your personal data to third parties, and we do not use it for cross-app behavioral advertising.
We use the following trusted third-party services to operate this App. Each has its own privacy policy:
| Service | Provider | Purpose | Privacy Policy |
|---|---|---|---|
| Firebase Authentication | Google LLC | User sign-in | https://firebase.google.com/support/privacy |
| Cloud Firestore | Google LLC | Storing conversation logs, community posts, user state | https://firebase.google.com/support/privacy |
| Cloud Storage for Firebase | Google LLC | Storing community images | https://firebase.google.com/support/privacy |
| Cloud Functions for Firebase | Google LLC | Backend APIs, webhooks | https://firebase.google.com/support/privacy |
| Google Sign-In | Google LLC | OAuth sign-in | https://policies.google.com/privacy |
| Sign in with Apple | Apple Inc. | OAuth sign-in | https://www.apple.com/legal/privacy/ |
| Gemini API | Google LLC | Food image recognition | https://ai.google.dev/gemini-api/terms |
| RevenueCat | RevenueCat, Inc. | Cross-platform subscription management | https://www.revenuecat.com/privacy |
That said, no transmission or storage system can be 100% secure.
You may at any time:
If you reside in a jurisdiction protected by GDPR, CCPA, or similar data protection laws, you may also have rights such as data portability and the right to object. Please contact us to exercise those rights.
This App is not intended for children under 13 (or the equivalent minimum age in your jurisdiction), and we do not knowingly collect their data. If we become aware that a child under 13 has provided us with personal data, we will delete it immediately. If you are a parent and believe your child has provided us with information, please contact us.
Some of the services we use (Firebase, Gemini, RevenueCat) operate outside Taiwan, primarily in the United States. By using this App, you understand and consent to your data being transferred to and processed in those regions in accordance with applicable laws.
When we make material changes, we will announce them in the App and update the “Last Updated” date at the top of this page. Please review periodically. If a change affects how we process your data, we will use a more prominent notice.
For any questions about this policy, or to exercise the rights described above, please contact: