QUANTARA

1. Information We Collect

1.1 Biometric Data from Wearables

When you connect wearable devices (Fitbit, Apple Watch, Garmin, Oura, etc.), we collect:

1.2 Account Information

• Email address (for account management)
• Name (optional, for personalization)
• Profile settings and preferences

1.3 Usage Data

• App interactions and feature usage
• Device information (model, OS version)
• Crash reports and performance data

2. How We Use Your Data

We use your data to:

• Primary Generate personalized health predictions and insights
• Primary Display real-time biometric dashboards
• Primary Track wellness trends over time
• ML Models Train and improve prediction accuracy (using anonymized data)
• Service Send important notifications about your health trends
• Service Provide customer support

3. Machine Learning & AI

Quantara uses machine learning to analyze your biometric data:

• On-Device Processing: Some lightweight processing runs on your device; the core emotional read runs on our secure servers
• Cloud Processing: Complex analysis uses our secure cloud servers
• Model Training: We may use aggregated, anonymized data to improve our models
• No Sale of Data: We never sell your personal health data to third parties

We don't publish accuracy figures for emotional reads: wearable signals indicate arousal and patterns, not a validated clinical measurement. When the signal isn't strong enough, Quantara tells you instead of showing a confident number built on nothing.

4. Third-Party Integrations

When you connect third-party services, their privacy policies also apply:

• Fitbit: Fitbit Privacy Policy
• Apple Health: Apple Privacy Policy
• Garmin: Garmin Privacy Policy
• Oura: Oura Privacy Policy

Payment Processing

• Stripe: Handles subscription payments. Stripe Privacy Policy

You can disconnect wearable services at any time through app settings or the third-party platform.

5. Data Storage & Security

We implement industry-standard security measures:

• Encryption: All data is encrypted in transit (TLS 1.3) and at rest (AES-256)
• Access Control: Strict access controls limit who can view your data
• Secure Infrastructure: Hosted on Railway/AWS with SOC 2 compliance
• Regular Audits: Security practices are regularly reviewed
• Breach Notification: We will notify you of any data breach within 72 hours

6. Data Retention

• Active Accounts: Data is retained while your account is active
• After Deletion: Data is permanently deleted within 30 days of account deletion
• Backups: Encrypted backups are purged within 90 days
• Anonymized Data: Aggregated, anonymized data used for research may be retained indefinitely

7. Your Rights

You have the right to:

• Access: Request a copy of your data
• Correction: Update inaccurate information
• Deletion: Delete your account and all associated data
• Portability: Export your data in a standard format
• Withdrawal: Disconnect wearables and revoke data access
• Objection: Opt out of certain data processing

To exercise these rights, contact us at privacy@quantara.app

8. Children's Privacy

Quantara is not intended for users under 16 years of age. We do not knowingly collect data from children. If you believe we have collected data from a child, please contact us immediately.

9. International Data Transfers

Your data may be processed in countries other than your own. We ensure appropriate safeguards are in place, including:

• Standard Contractual Clauses (SCCs)
• Data Processing Agreements with all vendors
• Compliance with GDPR for EU users

10. Cookies & Tracking

Our web services use:

• Essential Cookies: Required for authentication and security
• Analytics: Anonymous usage statistics to improve the service
• No Advertising: We do not use advertising trackers

11. Changes to This Policy

We may update this Privacy Policy periodically. We will notify you of significant changes via:

• Email notification
• In-app notification
• Updated "Effective Date" at the top of this page