Privacy Policy

1. Introduction

Neon Lists ("we", "our", "us") is a free shopping list application. This Privacy Policy explains how we collect, use, and protect your information when you use our service.

By using Neon Lists, you agree to the collection and use of information in accordance with this policy.

2. Information We Collect

When you use Neon Lists, we collect the following types of information:

2.1 Account Information

• Google Account Data: Your name, email address, and profile picture (provided via Google Sign-In)
• Authentication Tokens: Secure tokens to maintain your logged-in session

2.2 User Content

• Shopping Lists: Lists you create, including list names and items
• List Items: Individual items within your lists, including names and completion status
• Barcode Data: Barcodes you scan and save (stored locally on your device)

2.3 Usage Data

• Analytics: Basic usage statistics to improve the app (e.g., feature usage, errors)
• Device Information: Browser type, device type, and operating system

3. How We Use Your Information

We use the collected information for the following purposes:

• Authentication: To verify your identity and maintain your account
• Service Delivery: To store and sync your shopping lists across devices
• Collaboration: To enable list sharing with people you invite
• Improvement: To analyze usage patterns and improve the app experience
• Support: To respond to your questions and provide technical assistance
• Security: To detect and prevent fraud, abuse, and security issues

4. Data Storage and Security

We use the following Firebase services:

• Firebase Authentication: For secure account management
• Firebase Firestore: For real-time data storage and synchronization
• Local Storage: For offline functionality (data cached in your browser)

Security measures include:

• Data encryption during transmission (HTTPS/TLS)
• Secure authentication protocols
• Regular security updates and monitoring
• Access controls and permission systems

5. Data Sharing and Disclosure

We only share your information in the following limited circumstances:

5.1 With Your Consent

• List Collaborators: When you explicitly share a list, collaborators can see the list name, items, and other collaborators' names

5.2 Service Providers

• Google (Firebase): For authentication, data storage, and analytics
• EmailJS: For sending list invitation emails (only when you invite someone)

5.3 Legal Requirements

We may disclose your information if required by law or to:

• Comply with legal obligations or court orders
• Protect our rights, property, or safety
• Prevent fraud or security threats

6. Data Retention

We retain your information as follows:

• Active Accounts: Data is retained as long as you use the app
• Deleted Lists: Permanently removed from our servers immediately
• Account Deletion: Upon request, we will delete your account and all associated data within 30 days
• Backups: Deleted data may persist in backups for up to 60 days before permanent removal

7. Your Privacy Rights

You have the following rights regarding your data:

7.1 Access

• View all your lists and data within the app at any time
• Request a copy of your data by contacting us

7.2 Modification

• Edit or update your lists and items at any time
• Update your profile information through your Google account

7.3 Deletion

• Delete individual lists or items within the app
• Request complete account deletion by contacting us
• Revoke app access through your Google account settings

7.4 Data Portability

• Request an export of your data in a machine-readable format

8. Children's Privacy

Neon Lists is not intended for use by children under the age of 13. 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 immediately. We will take steps to remove such information from our systems.

9. Offline Functionality and Local Storage

Neon Lists works offline using browser-based storage:

• Local Cache: Your lists are cached in your browser for offline access
• Automatic Sync: Changes sync automatically when you reconnect to the internet
• IndexedDB: Barcode data is stored locally on your device only
• Browser Limits: Local storage is subject to browser storage quotas

10. Cookies and Tracking

We use cookies and similar technologies for:

• Authentication: To keep you logged in
• Preferences: To remember your theme and settings
• Analytics: To understand how the app is used (anonymized)

You can control cookies through your browser settings, but disabling them may affect app functionality.

11. International Data Transfers

Your data may be stored and processed in data centers operated by Google Firebase, which may be located in different countries. By using Neon Lists, you consent to the transfer of your information to these locations.

We ensure appropriate safeguards are in place to protect your data in accordance with this Privacy Policy.

12. Changes to This Privacy Policy

We may update this Privacy Policy from time to time to reflect changes in our practices or for legal reasons. When we make changes:

• The "Last updated" date at the top will be revised
• Significant changes will be notified within the app
• Continued use of the app after changes constitutes acceptance

We encourage you to review this policy periodically.

13. Contact Us

If you have any questions, concerns, or requests regarding this Privacy Policy or your data, please contact us: