1. Overview
2. Information We Collect
Growth Diary AI stores the following information locally on your device.
- Diary text and creation date
- Attached photos (local file paths)
- AI analysis results (emotions, weather, people, keywords, etc.)
- App settings (notification time, language, AI model, etc.)
All data is deleted when the app is uninstalled.
3. Third-Party Services
The following third-party services are used in a limited capacity.
- Google AdMob (Advertising) — Used to display banner and interstitial ads. AdMob may collect limited information such as your advertising ID for ad personalization. See Google's Privacy Policy for details.
- Firebase (Optional Cloud Backup) — Diary data is encrypted and stored in Firebase only when the user explicitly enables cloud backup. It is disabled by default.
- HuggingFace (AI Model Download) — Used only once to download the AI model file (Gemma). All subsequent AI inference runs entirely on-device.
4. Permissions
- Photos/Media — Required to attach photos to diary entries.
- Notifications — Required to send daily diary writing reminders.
- Foreground Service — Required to download large AI model files (2–4GB) in the background.
- Internet — Used only for AI model download, ads, and optional backup.
5. Data Retention & Deletion
All data is stored on your device and deleted when you uninstall the app. If you use cloud backup, you can delete your account data directly from the app settings.
6. Children's Privacy
Growth Diary AI does not knowingly collect personal information from children under 14.
7. Contact
For questions about this privacy policy, please contact:
📧 thewinnerple@gmail.com
Last updated: April 13, 2026