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Privacy Policy

Last Updated: October 16, 2025

Welcome to ThirtyOne! Your privacy is important to us. This Privacy Policy explains how we collect, use, and protect your information when you use our mobile application.

1. Information We Collect

Account Information

When you create an account, we collect:

• Email address (for email/password sign-up)
• Name and profile information (for sign-in)
• Authentication credentials (securely stored via Supabase)

Game Data

We store your game progress and statistics, including:

• Game statistics (wins, losses, completion rate)
• Story mode progress (money, reputation, unlocked venues)
• Challenge and tournament completion
• Leaderboard rankings
• Achievement data (31s, blitzes, etc.)

Automatically Collected Information

• Device information (device type, operating system)
• App usage data (features used, session duration)
• Crash reports and error logs (to improve app stability)

2. How We Use Your Information

We use the collected information to:

• Provide and maintain the game service
• Authenticate your account and enable sign-in
• Save your game progress and statistics
• Display leaderboards and rankings
• Send password reset emails when requested
• Improve app performance and fix bugs
• Analyze app usage to enhance user experience

3. Data Storage and Security

Your data is securely stored using:

• Supabase: Authentication and database services with industry-standard encryption
• Firebase: Analytics and crash reporting

We implement appropriate security measures to protect your information from unauthorized access, alteration, or disclosure.

4. Third-Party Services

ThirtyOne uses the following third-party services:

• Supabase: Authentication, database, and backend services (Privacy Policy)
• Firebase: Analytics and crash reporting (Privacy Policy)

5. Data Sharing

We do not sell, trade, or rent your personal information to third parties. Your data is only shared with:

• Service providers necessary to operate the app (Supabase, Firebase)
• Other users in the form of leaderboard rankings (username/display name only)

6. Your Rights

You have the right to:

• Access: View your personal data stored in the app
• Update: Modify your account information
• Delete: Request deletion of your account and all associated data
• Reset: Clear your game statistics and story mode progress

To exercise these rights, use the in-app settings or contact us at the email below.

7. Children's Privacy

ThirtyOne is intended for users aged 13 and older. We do not knowingly collect personal information from children under 13. If you believe we have collected information from a child under 13, please contact us immediately.

8. Data Retention

We retain your data for as long as your account is active. If you delete your account, we will remove your personal information within 30 days, except where required by law.

9. Changes to This Policy

We may update this Privacy Policy from time to time. We will notify you of any changes by updating the "Last Updated" date at the top of this policy. Continued use of the app after changes constitutes acceptance of the updated policy.

10. Analytics and Cookies

We use Firebase Analytics to understand how users interact with our app. This helps us improve features and fix issues. You can opt out of analytics tracking in your device settings.

Our website uses minimal cookies for authentication purposes only.

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