1. Introduction

Welcome to GreenTag ("we," "our," or "us"). We are committed to protecting your privacy and ensuring you understand how we collect, use, and safeguard your information when you use our mobile application.

This Privacy Policy explains:

• What information we collect
• How we use your information
• How we share your information
• Your privacy rights
• How we protect your information
• Contact information

2. Information We Collect

2.1 Information You Provide

• Account Information: When you sign in with Google, we collect your email address and user ID
• Dietary Preferences: Your dietary restrictions and allergen preferences (vegetarian, vegan, Jain-safe, onion/garlic-free, specific allergens)
• Scan History: Products you scan, including barcode, product name, brand, and scan timestamp

2.2 Information Collected Automatically

• Device Information: Device type, operating system version, and app version
• Usage Data: How you interact with the app, features used, and app performance
• Camera Access: Used only for scanning product barcodes (no images are stored)

2.3 Third-Party Information

• Google Sign-In: We receive basic profile information (email, name) from Google when you sign in
• Open Food Facts: Product information from their public database when you scan products

3. How We Use Your Information

3.1 Primary Uses

• Authentication: To verify your identity and maintain your account
• Personalization: To provide personalized dietary recommendations and filter products based on your preferences
• Product Scanning: To retrieve and display product information relevant to your dietary needs
• History: To maintain your scan history for your convenience

3.2 Secondary Uses

• App Improvement: To analyze usage patterns and improve app functionality
• Support: To provide customer support and respond to your inquiries
• Legal Compliance: To comply with applicable laws and regulations

4. How We Share Your Information

4.1 We Do NOT Share Your Personal Information With:

• Third-party advertisers
• Data brokers
• Marketing companies
• Unauthorized parties

4.2 Limited Sharing

• Service Providers: We may share data with trusted service providers who help us operate the app (Firebase, hosting services)
• Legal Requirements: We may disclose information if required by law or to protect our rights
• Business Transfers: In the event of a merger or acquisition, your information may be transferred

5. Data Storage and Security

5.1 Data Storage

• Firebase: User authentication and basic account information
• Backend Database: Your dietary preferences and scan history
• Local Storage: Temporary app data on your device

5.2 Security Measures

• Encryption: All data is encrypted in transit and at rest
• Authentication: Secure token-based authentication
• Access Controls: Limited access to personal information
• Regular Updates: Security updates and vulnerability assessments

6. Your Privacy Rights

6.1 Access and Control

You have the right to:

• Access: Request a copy of your personal information
• Update: Modify your dietary preferences and account information
• Delete: Request deletion of your account and associated data
• Export: Download your data in a portable format

6.2 Opt-Out Options

• Account Deletion: You can delete your account by contacting us at team.greentag@gmail.com
• Data Retention: We retain your data only as long as necessary

7. Data Retention

7.1 Retention Periods

• Account Data: Retained until you delete your account
• Scan History: Retained until you delete your account
• Preferences: Retained until you delete your account
• Logs: Automatically deleted after 30 days

7.2 Deletion Process

When you delete your account:

• All personal information is permanently deleted
• Scan history is removed
• Dietary preferences are erased
• Account cannot be recovered

8. Children's Privacy

Our app is not intended for children under 13 years of age. We do not knowingly collect personal information from children under 13. If you are a parent or guardian and believe your child has provided us with personal information, please contact us.

9. International Data Transfers

Your information may be processed in countries other than your own. We ensure appropriate safeguards are in place to protect your data in accordance with this Privacy Policy.

10. Changes to This Privacy Policy

We may update this Privacy Policy from time to time. We will notify you of any material changes by:

• Posting the updated policy in the app
• Sending you a notification
• Updating the "Last Updated" date

11. Contact Us

If you have questions about this Privacy Policy or our privacy practices, please contact us:

12. California Privacy Rights (CCPA)

If you are a California resident, you have additional rights under the California Consumer Privacy Act (CCPA):

• Right to know what personal information is collected
• Right to know whether personal information is sold or disclosed
• Right to say no to the sale of personal information
• Right to access your personal information
• Right to equal service and price

13. European Privacy Rights (GDPR)

If you are in the European Union, you have additional rights under the General Data Protection Regulation (GDPR):

• Right to be informed
• Right of access
• Right to rectification
• Right to erasure
• Right to restrict processing
• Right to data portability
• Right to object
• Rights related to automated decision making