Privacy Policy

1. Introduction

Welcome to MasterDealer ("we," "our," or "us"). We are committed to protecting your privacy and ensuring you understand how your personal information is collected, used, and safeguarded. This Privacy Policy applies to our web application accessible at masterdealer.online and describes our practices regarding information collected through our services.

2. Information We Collect

2.1 Information from Google Sign-In

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

• Email address - Used as your unique identifier and for account-related communications
• Display name - Used to identify you within the application and to other group members
• Profile picture URL - Displayed in the application interface

2.2 Information You Provide

In addition to Google profile data, we may collect information you voluntarily provide:

• Phone number (optional, for contact purposes within your poker group)
• Preferred language settings
• Poker game session data including buy-ins, cash-outs, and game notes
• "Photos uploaded for "special moments" during game sessions

2.3 Automatically Collected Information

We automatically collect certain technical information when you use our service, including browser type, device information, and usage patterns to improve our service quality and user experience.

3. How We Use Your Information

We use the collected information for the following purposes:

• Account Management - To create and manage your user account, authenticate your identity, and maintain account security
• Core Functionality - To provide poker game tracking features including session management, buy-in/cash-out recording, profit/loss calculations, and settlement recommendations
• Group Features - To facilitate poker group management, display member information to other group members, and enable collaborative game tracking
• Statistics & Records - To calculate and display personal and group statistics, leaderboards, and historical game data
• Service Improvement - To analyze usage patterns and improve our application features and user experience

4. Data Storage and Security

4.1 Storage Infrastructure

Your data is stored securely using Supabase, a trusted cloud database platform built on PostgreSQL. Supabase provides enterprise-grade security features including:

• Encrypted data transmission (TLS/SSL)
• Encrypted data at rest
• Row-level security policies
• Regular security audits and compliance certifications

4.2 Data Retention

We retain your personal information for as long as your account is active or as needed to provide you services. Game history and statistics are retained to provide historical records and accurate lifetime statistics. You may request deletion of your data at any time.

5. Information Sharing

Your information may be shared in the following limited circumstances:

• Within Your Poker Groups - Your display name, profile picture, and game statistics are visible to other members of poker groups you join
• Service Providers - We use trusted third-party services (Supabase, Vercel) to host and operate our application. These providers are bound by confidentiality agreements
• Legal Requirements - We may disclose information if required by law or in response to valid legal requests

6. Your Rights and Choices

You have the following rights regarding your personal information:

• Access - You can access your personal data through your account settings and game history
• Correction - You can update your profile information at any time through the application settings
• Deletion - You can request complete deletion of your account and associated data by contacting us
• Data Portability - You can request an export of your data in a machine-readable format
• Withdraw Consent - You can revoke Google OAuth access through your Google account settings

7. Cookies and Local Storage

We use essential cookies and local storage to maintain your authentication session and store your language preferences. These are necessary for the application to function properly. We do not use advertising or tracking cookies.

8. Children's Privacy

MasterDealer is not intended for users under the age of 18. We do not knowingly collect personal information from children. If you believe a child has provided us with personal information, please contact us immediately.

9. Changes to This Policy

We may update this Privacy Policy from time to time. We will notify you of any significant changes by posting the new policy on this page and updating the "Last updated" date. We encourage you to review this policy periodically.

10. Contact Us

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