Privacy Policy

Last updated: August 7, 2025

Ballstradamus (“we,” “our,” or “us”) respects your privacy and is committed to protecting your personal data. This Privacy Policy explains how we collect, use, and protect the information you provide when using our website and services (the "Platform").

1. Information We Collect

We collect and store the following types of information when you use the Platform:

• Account Information: Email address, username, birth date, and profile picture.
• Gameplay Information: Your predictions, your total Experience Points (XP), and your history of XP gains. Your username and XP score will be displayed publicly on leaderboards.
• Technical Information:
  • Browser Locale: To display the website in your preferred language.
  • LocalStorage: For session handling and UI preferences (like the last opened tab).
  • Authentication Session: Stored by Supabase to keep you logged in across page refreshes.
  • Analytics: Google Analytics automatically collects anonymized usage data, such as pages visited, and general device/browser information.
• We do not collect IP addresses or any sensitive personal information beyond what is listed above.

2. How We Use Your Information

We use the information we collect for the following purposes:

• To create and manage your Ballstradamus account.
• To enable gameplay, track your predictions, and calculate your XP score.
• To display your username and XP score on public leaderboards, which is a core feature of the Platform.
• To improve the Platform, optimize the user experience, and monitor performance.
• To display the website in your preferred language.
• To comply with legal obligations if required.

3. Cookies & Local Storage

• Local Storage: We use your browser's local storage to save UI preferences and your authentication session, allowing you to stay logged in.
• Cookies: We do not use first-party cookies for gameplay. However, third-party services like Google Analytics may place cookies to analyze website traffic and performance. You can manage these cookies through your browser settings.

4. Data Sharing

We do not sell your personal information to third parties.

Your data is shared only with trusted service providers essential for operating the Platform:

• Supabase: For authentication, database storage, and file storage.
• Google Analytics: For anonymized website usage analysis.

Additionally, your username and XP score are publicly visible on the leaderboards as part of the competitive gameplay experience.

5. Data Retention & Security

• Your account data, predictions, and XP history are securely stored in our Supabase database.
• We retain your data as long as your account is active or as needed to provide our services.
• We rely on the modern security practices provided by Supabase to protect your personal data.

6. Your Rights

Under applicable privacy laws (including GDPR for EU users), you have the right to:

• Access the personal data we hold about you.
• Request corrections to your personal data.
• Request the deletion of your personal data and account.

If you wish to delete your account, you can do so from your profile page or by contacting us. Account deletion is permanent and will remove your profile, prediction history, and XP score from our systems.

7. 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.

8. Contact Us

For any privacy-related questions or requests, please contact us at: [Insert your email/contact page link here]