Privacy Policy
Last Updated: January 5, 2025
1. Introduction
Welcome to Ju Smile App! We take your privacy seriously. This Privacy Policy explains how we handle data generated when you use our App.
2. Data Collection
Ju Smile App stores the following data locally on your device:
- Food Records: Food names, portions, nutritional information (calories, protein, carbohydrates, fat)
- Body Metrics: Weight, body fat percentage, skeletal muscle rate
- Exercise Records: Exercise type, duration, calories burned
- Personal Settings: Target calories, protein requirements, preferences
- Photos: Food photos you choose to upload for AI recognition (processed temporarily, not stored permanently)
3. Data Storage
We protect your data in the following ways:
- Local Storage: All data is stored locally on your device using localStorage and is never uploaded to any server
- Full Control: Your data is entirely under your control; we cannot access it
- No Personal Identification: We do not request or store personal information such as name, email, or phone number
- Data Backup: You can manually backup your data to Google Drive using the built-in "Export" feature
4. Third-Party Services
Ju Smile App uses the following third-party services:
-
Google Gemini Vision API: For AI food recognition
- Photos you capture are sent to Google for analysis
- Photos are not permanently retained after analysis
- See Google Privacy Policy
-
Open Food Facts API: For barcode scanning and food information lookup
- Only barcode numbers are sent for queries
- No personal data is transmitted
- See Open Food Facts Privacy Policy
5. Data Usage
We collect data solely for the following purposes:
- Providing food and nutrition tracking features
- Calculating daily calorie and nutrient intake
- Generating statistics and trend analysis
- Improving App user experience
6. Data Sharing
We do not share, sell, or rent your data to any third parties. Since all data is stored locally on your device, we cannot access your data at all.
7. Data Deletion
You can delete your data at any time:
- Delete individual records within the App
- Clear all data in the Settings page
- Uninstall the App to completely remove all data
8. Future Version Plans
The current version (v1.0) uses local storage. We plan to add optional cloud sync features in future versions based on user feedback. We will update this Privacy Policy and notify you within the App when that happens.
9. Children's Privacy
Ju Smile App is not designed for children under 13. We do not knowingly collect personal information from children.
10. Policy Updates
We may update this Privacy Policy periodically. For significant changes, we will notify you within the App. We recommend checking this page regularly for the latest information.
11. Contact Us
If you have any questions or suggestions, please contact us:
- Email: ju.smilespace@gmail.com
- Website: jusmilespace.com