Privacy Policy for Blue Signal
Last updated: October 2025
Overview
Blue Signal ("we," "our," or "us") is committed to protecting your privacy. This Privacy Policy explains how we collect, use, and safeguard your information when you use our Chrome extension.
Information We Collect
Personal Information
- Email Address: Required for account creation and authentication
- Name: Optional, used for personalization
- Password: Encrypted and stored securely
Usage Data
- Chart Analysis: We analyze charts you select using our AI service
- Usage Statistics: Basic analytics to improve our service
- Error Logs: Technical information to fix bugs and improve performance
Payment Information
- Subscription Data: Managed securely through Coinbase Commerce
- Payment Status: To provide subscription services
How We Use Your Information
- Account Management: Create and maintain your user account
- Service Delivery: Provide chart analysis and AI-powered insights
- Communication: Send verification emails and service updates
- Improvement: Analyze usage patterns to enhance our service
- Support: Provide customer support and technical assistance
Data Storage and Security
- Encryption: All data is encrypted in transit and at rest
- Secure Servers: Data stored on secure cloud infrastructure
- Access Control: Limited access to authorized personnel only
- Regular Backups: Data backed up securely
Third-Party Services
SendGrid
- Purpose: Email delivery service
- Data Shared: Email addresses for verification and notifications
- Privacy: Subject to SendGrid's privacy policy
MongoDB Atlas
- Purpose: Database hosting
- Data Shared: User account and usage data
- Privacy: Subject to MongoDB's privacy policy
XAI (AI Service)
- Purpose: Chart analysis and AI insights
- Data Shared: Chart images and analysis requests
- Privacy: Subject to XAI's privacy policy
Coinbase Commerce
- Purpose: Payment processing
- Data Shared: Payment information and subscription status
- Privacy: Subject to Coinbase's privacy policy
Your Rights
- Access: Request access to your personal data
- Correction: Correct inaccurate information
- Deletion: Request deletion of your account and data
- Portability: Export your data
- Opt-out: Unsubscribe from marketing communications
Data Retention
- Account Data: Retained while your account is active
- Usage Data: Retained for service improvement (anonymized)
- Payment Data: Retained as required by law
- Deletion: Data deleted within 30 days of account closure
Children's Privacy
Our service is not intended for children under 13. We do not knowingly collect personal information from children under 13.
Changes to This Policy
We may update this Privacy Policy periodically. We will notify you of significant changes via email or through our service.
Compliance
This Privacy Policy complies with:
- General Data Protection Regulation (GDPR)
- California Consumer Privacy Act (CCPA)
- Chrome Web Store Developer Policies
This privacy policy is effective as of the date listed above and will remain in effect except with respect to any changes in its provisions in the future.