Privacy Policy

This Privacy Policy applies to the mobile application Numbert: Brain Puzzles Trainer (Package Name: brain.puzzles.iq.braintraining.math.logictrainer, hereinafter referred to as the "Game"), developed and maintained by Alexander Gellert / Tiny Heart Studios (hereinafter referred to as "we", "us", or "our").

We are committed to protecting the privacy of our users. This policy explains what information is collected, how it is used, and what rights you have when playing Numbert: Brain Puzzles Trainer.

1. Information Collection and Processing

The Game itself does not require mandatory registration or account creation to play. We do not directly request, store, or sell personal identifiers such as your real name, home address, or phone number.

However, to provide cloud saves, achievements, analytics, crash reporting, and monetization (advertisements), the Game integrates trusted third-party Software Development Kits (SDKs). These third-party services may automatically collect certain device, network, and usage data:

• Advertising Identifiers: Google Advertising ID (GAID) or ID for Advertisers (IDFA);
• Gameplay & Analytics Data: Level progression, puzzle scores, session duration, and game events processed via Google Firebase;
• Device & Diagnostic Data: Device model, OS version, screen resolution, crash logs, and performance metrics via Firebase Crashlytics;
• Network & Location: IP address and generalized geographic location (country/city level);
• Play Games Profile: User ID, achievements, and leaderboard scores via Google Play Games Services (GPGS).

2. Integrated Third-Party Services

The Game incorporates third-party SDKs to manage achievements, analytics, diagnostic crash reporting, and video advertisements. Each provider handles data according to its own privacy policy:

• Google Play Games Services (GPGS): https://policies.google.com/privacy
• Google Firebase (Analytics & Crashlytics): https://firebase.google.com/support/privacy
• Unity Ads: https://unity.com/legal/privacy-policy

3. How We Use Technical Data

Technical and diagnostic data is processed strictly for the following purposes:

• To display rewarded or interstitial video advertisements through Unity Ads;
• To save puzzle progress, achievements, and leaderboards via Google Play Games Services;
• To analyze puzzle balance, level difficulty, and user engagement via Google Firebase Analytics;
• To identify and fix application crashes and stability bugs via Firebase Crashlytics;
• To comply with platform requirements and legal obligations.

4. Children’s Privacy (COPPA & GDPR-K)

The Game is designed as a logic puzzle trainer for general audiences and is not directed at children under 13 years of age (or under 16 in the European Economic Area). We do not knowingly collect personal information from children. If you believe a child has submitted personal data through third-party services, please contact us so we can take appropriate steps to remove it.

5. Your Choices & Opt-Out Rights

You have control over how data is processed on your device:

• Reset Advertising ID: You can reset or restrict personalized advertising via your device settings (Settings → Google → Ads → Reset/Delete advertising ID).
• Google Play Games Profile: You can manage or delete your Play Games profile and game data directly within Google Play Games app settings.

6. Changes to This Privacy Policy

We may update this Privacy Policy from time to time to reflect changes in legal regulations, platform rules, or SDK updates. The updated revision date will always be displayed at the top of this page.

7. Contact Information

If you have any questions, feedback, or data privacy requests regarding Numbert: Brain Puzzles Trainer, please reach out to us: