Effective Date: September 02, 2026

Contact Email: [email protected]

This Privacy Policy applies to the Brain Battle mobile game and all related services, features, and platforms (collectively referred to as the “Service”). This policy explains how we collect, use, store, disclose, and protect your personal information when you access and use our Service, and outlines your legal rights regarding your personal data.

By downloading, installing, accessing, or using Brain Battle, you acknowledge that you have read, understood, and agree to be bound by this Privacy Policy. If you do not agree with our practices, please do not use our Service.

1. Definitions

Personal Data: Any information that can directly or indirectly identify an individual, including but not limited to device information, usage data, and optional user-provided information.

User: Any individual who accesses or uses the Brain Battle game and related services.

Service: All functions, features, game content, and technical support provided by the Brain Battle game application.

2. Information We Collect

We collect two categories of information when you use our Service: information you voluntarily provide and information automatically collected during your use of the game.

2.1 Information You Voluntarily Provide

You may choose to provide personal information when you use specific features of Brain Battle, including:

• Account Information: In-game nickname, user avatar, and unique game user ID if you register or log in to a game account.
• Feedback & Support Information: When you contact our customer support via the official email, you may provide your contact information, problem description, and relevant game feedback.
• Interactive Information: In-game challenge records, achievement data, ranking information, and other content generated by your game behavior.

2.2 Automatically Collected Information

When you run and use Brain Battle, our system will automatically collect non-sensitive technical and usage information to ensure the normal operation of the game and optimize user experience, including:

• Device Information: Mobile device model, operating system version, device unique identifier, screen resolution, and device network status.
• Game Usage Data: Game login time, online duration, game level progress, challenge completion status, function access records, and in-game operation preferences.
• Technical Log Data: System error logs, crash reports, and performance optimization data to fix bugs and improve game stability.