🔒 Privacy Policy

1. Who We Are

CoMath.ai ("we", "us", "our") is an AI-powered educational platform that provides personalized learning tests for children in Kindergarten through Grade 8. Our website is located at www.comath.ai.

For any privacy-related questions, contact us at: [email protected]

2. Information We Collect

From Parents / Account Holders

• Name and email address (for account creation)
• Password (stored as a one-way encrypted hash — we cannot see it)
• Payment information (processed securely by Stripe — we never store card details)
• Subscription plan and billing history

From Children

• First name and grade level (provided by parent)
• A 4-digit PIN (for kid login — stored encrypted)
• Selected avatar (emoji only)
• Test scores and subject results per session

Automatically Collected

• Browser type and device type (for compatibility)
• General location (country/region, not precise location)
• Pages visited and time spent (for improving the product)

3. How We Use Your Information

• To create and manage your account
• To generate AI-powered learning tests tailored to your child's grade
• To display progress reports and test history
• To process subscription payments via Stripe
• To send important account emails (receipts, password resets)
• To improve our AI models and content quality
• To respond to support requests sent to [email protected]

4. AI-Generated Content Disclaimer

5. Children's Privacy (COPPA)

CoMath.ai is designed for use by children under parental supervision and complies with the Children's Online Privacy Protection Act (COPPA).

• Children's accounts are created and controlled by a parent or guardian
• We do not collect more information from children than is necessary to operate the service
• We do not show targeted advertising to children
• We do not sell or share children's personal data with third parties for marketing
• Parents may request deletion of their child's data at any time by emailing [email protected]
• Children under 13 may not create their own accounts — a parent account is required

6. Data Sharing

We do not sell your personal data. We only share data with:

• Stripe — payment processing (their privacy policy applies to payment data)
• Anthropic — AI test generation (prompts only, no personal user data is sent)
• Cloudflare — hosting and security infrastructure
• Law enforcement — only if legally required by valid court order

7. Data Storage & Security

• All data is stored on Cloudflare's secure global infrastructure
• Passwords are hashed using SHA-256 — never stored in plain text
• All connections use HTTPS/TLS encryption
• Payment data is handled exclusively by Stripe (PCI DSS compliant)
• We retain account data for as long as your account is active

8. Your Rights

You have the right to:

• Access — request a copy of your data
• Correction — fix inaccurate data
• Deletion — request your account and data be deleted
• Portability — receive your data in a portable format
• Opt-out — unsubscribe from marketing emails at any time

To exercise any of these rights, email [email protected]

9. Cookies

CoMath.ai uses minimal cookies and browser session storage to keep you logged in during your visit. We do not use third-party advertising cookies. You can clear cookies at any time through your browser settings.

10. Changes to This Policy

We may update this Privacy Policy from time to time. We will notify you of significant changes by email or by posting a notice on the site. Continued use of CoMath.ai after changes constitutes acceptance of the updated policy.