Privacy Policy

1. Introduction

Welcome to ChessMango.com ("we," "our," or "us"). We are committed to protecting your personal information and your right to privacy. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you use our chess learning platform at chessmango.com(the "Service").

2. Information We Collect

2.1 Information from Google Authentication

When you sign in with Google, we receive and store the following information from your Google account:

• Your name
• Your email address
• Your Google profile picture
• Your unique Google account identifier

2.2 Usage Data

We automatically collect information about how you interact with our Service, including course progress, opening lines studied, quiz results, and general usage patterns. This data is stored in our Convex backend and is used to personalise your learning experience.

2.3 Payment Information

Payments are processed by our third-party payment provider, DodoPayments. We do not store your credit card number, bank account details, or other sensitive financial information on our servers. DodoPayments handles all payment data in accordance with their own privacy policy and PCI-DSS compliance standards.

2.4 Analytics

We use Vercel Analytics and Vercel Speed Insights to understand how visitors use our website. These services may collect anonymised data such as page views, load times, and general geographic regions.

3. How We Use Your Information

We use the information we collect to:

• Provide, operate, and maintain the Service
• Create and manage your account
• Track your course progress and learning history
• Process subscription payments via DodoPayments
• Send you transactional emails (e.g., payment confirmations)
• Improve and personalise the Service
• Monitor and analyse usage trends
• Detect and prevent fraud or abuse

4. Data Storage & Security

Your data is stored securely on Convex, our real-time backend platform. Convex employs industry-standard encryption in transit and at rest, role-based access controls, and regular security audits. While no method of electronic storage is 100% secure, we take reasonable measures to protect your personal information.

5. Third-Party Services

Our Service integrates with the following third-party providers:

• Google — for authentication (OAuth 2.0)
• Convex — for backend data storage and real-time functionality
• DodoPayments — for payment processing
• Vercel — for hosting, analytics, and speed insights

Each of these services has their own privacy policies, which we encourage you to review.

6. Cookies

We use essential cookies to maintain your authentication session. We may also use analytics cookies via Vercel. You can control cookie settings through your browser preferences, though disabling essential cookies may prevent you from using certain features of the Service.

7. Your Rights

Depending on your jurisdiction, you may have the right to:

• Access the personal data we hold about you
• Request correction of inaccurate data
• Request deletion of your account and associated data
• Object to or restrict the processing of your data
• Data portability

To exercise any of these rights, please contact us at support@chessmango.com.

8. Children's Privacy

Our Service is not directed to children under the age of 13. We do not knowingly collect personal information from children under 13. If we become aware that we have collected data from a child under 13, we will take steps to delete that information promptly.

9. Changes to This Policy

We may update this Privacy Policy from time to time. We will notify you of any changes by posting the new Privacy Policy on this page and updating the "Last updated" date. Your continued use of the Service after any changes constitutes your acceptance of the updated policy.

10. Contact Us

If you have any questions about this Privacy Policy, please contact us at support@chessmango.com.