Privacy Policy

Last updated: October 13, 2025

1. Introduction

WineCrafter AI ("we," "our," or "us") respects your privacy and is committed to protecting your personal data. This privacy policy explains how we collect, use, disclose, and safeguard your information when you use our service.

2. Information We Collect

2.1 Information You Provide

  • Account Information: Name, email address, and password
  • Profile Information: Experience level, equipment, preferences
  • Winemaking Data: Recipes, batch information, logs, measurements, and notes
  • Payment Information: Processed securely through Polar.sh (we do not store card details)

2.2 Automatically Collected Information

  • Usage Data: Pages visited, features used, time spent on service
  • Device Information: Browser type, operating system, IP address
  • Cookies: Session cookies and preferences (see Cookie Policy)

3. How We Use Your Information

We use your information to:

  • Provide and maintain our service
  • Process your subscription payments
  • Send service-related communications and updates
  • Provide AI-powered recommendations based on your data
  • Improve and optimize our service
  • Detect and prevent fraud and abuse
  • Comply with legal obligations

4. Data Sharing and Disclosure

We do not sell your personal information. We may share your information with:

4.1 Service Providers

  • Supabase: Database and authentication services
  • Polar.sh: Payment processing
  • OpenAI: AI-powered features (anonymized data only)

4.2 Legal Requirements

We may disclose your information if required by law, court order, or government regulation.

5. Data Security

We implement appropriate technical and organizational measures to protect your personal data, including:

  • Encryption of data in transit and at rest
  • Secure authentication with industry-standard protocols
  • Regular security assessments and updates
  • Access controls and audit logs

However, no method of transmission over the internet is 100% secure. While we strive to protect your data, we cannot guarantee absolute security.

6. Data Retention

We retain your personal information for as long as your account is active or as needed to provide you services. If you cancel your subscription, we will retain your data for 30 days to allow for reactivation, after which it will be deleted unless required for legal purposes.

7. Your Rights

Depending on your location, you may have the following rights:

  • Access: Request a copy of your personal data
  • Correction: Request correction of inaccurate data
  • Deletion: Request deletion of your data
  • Portability: Request transfer of your data
  • Objection: Object to processing of your data
  • Withdraw Consent: Withdraw consent at any time

To exercise these rights, please contact us at support@makewinelab.com

8. GDPR Compliance (EU Users)

If you are located in the European Economic Area, we process your data based on the following legal grounds:

  • Contract Performance: To provide services you've subscribed to
  • Legitimate Interest: To improve our service and prevent fraud
  • Legal Obligation: To comply with applicable laws
  • Consent: Where you have provided explicit consent

9. CCPA Compliance (California Users)

California residents have additional rights under the California Consumer Privacy Act:

  • Right to know what personal information is collected
  • Right to know if personal information is sold or disclosed
  • Right to opt-out of the sale of personal information
  • Right to deletion of personal information
  • Right to non-discrimination for exercising CCPA rights

Note: We do not sell personal information.

10. Children's Privacy

Our service is not intended for users under the age of 18. We do not knowingly collect personal information from children under 18. If you believe we have collected information from a child, please contact us immediately.

11. International Data Transfers

Your information may be transferred to and processed in countries other than your country of residence. These countries may have data protection laws different from your jurisdiction. We ensure appropriate safeguards are in place for such transfers.

12. Changes to This Privacy Policy

We may update this privacy policy from time to time. We will notify you of significant changes by email or through a notice on our service. Your continued use after changes indicates acceptance of the updated policy.

13. Contact Us

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

Email: support@makewinelab.com
Data Protection Officer: support@makewinelab.com