Last updated: 04/27/2026

This Privacy Policy explains how Quiz Dux collects, uses, stores, and protects your information when you use the app.

1. Information We Collect

We may collect the following information to provide and improve the functionality of the app:

• Email address
• Username
• XP, level, streaks, quiz progress, and records
• Answers, scores, and quiz activity
• Account authentication information handled by Supabase and, where used, Google Sign-In
• Device identifiers, advertising identifiers, and usage data if ads are enabled

1. How We Use Your Information

We use your information to:

• Create and manage your account
• Save quiz progress, XP, levels, streaks, scores, and records
• Improve the app experience
• Provide support if needed
• Prevent misuse and maintain app security
• Display and measure advertisements if ads are enabled

1. Authentication and Storage

We use Supabase for authentication, password reset, and secure data storage. We may also use Google Sign-In or related Google authentication services to allow users to sign in to the app. Your account data, profile data, quiz progress, XP, levels, streaks, records, and related app data may be stored in Supabase databases and systems.