Privacy Policy for Stack Streak

Last Updated: December 26, 2025

Introduction

Stack Streak ("we", "our", or "us") is committed to protecting your privacy. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you use our mobile application Stack Streak (the "App").

Please read this Privacy Policy carefully. By using the App, you agree to the collection and use of information in accordance with this policy.

Information We Collect

Automatically Collected Information

When you use Stack Streak, we automatically collect certain information about your device and usage:

Analytics Data

We use Firebase Analytics to collect:

• Device information (device model, operating system version, unique device identifiers)
• App usage statistics (sessions, screen views, feature usage)
• Gameplay statistics (scores, combos, game duration)
• In-app purchase events
• Custom events (accessibility feature usage, theme selections, settings changes)

Performance Data

We use Firebase Performance Monitoring to collect:

• App startup time
• Screen rendering performance
• Network request latency
• App stability metrics

Crash Reports

We use Firebase Crashlytics to collect:

• Crash logs and stack traces
• Device state at time of crash
• User actions leading to crashes
• App version and configuration

Push Notifications

We use Firebase Cloud Messaging to deliver push notifications. This service collects:

• Device tokens for notification delivery
• Notification interaction data (opened, dismissed)
• Notification delivery status

User-Provided Information

Account Information

We use Firebase Authentication to manage user accounts:

• Anonymous Authentication: A unique anonymous user ID is automatically created when you first use the app. This allows saving your progress without requiring personal information.
• Google Sign-In (Optional): If you choose to sign in with Google, we may receive your Google account email, display name, and profile photo URL to link your progress across devices.
• Username: You may optionally create a display username (3-20 characters) for leaderboards and social features. Usernames are publicly visible.

Game Progress Data

We store the following gameplay data in Firebase Firestore:

• High scores and best combos
• Unlocked themes and achievements
• Game statistics (total games played, total score)
• Leaderboard entries (username and scores are publicly visible)
• In-app purchase status (premium themes, ad removal, subscriptions)
• Daily quest progress
• Battle pass progress
• Tournament participation and scores

Social Features Data

Stack Streak includes social and competitive features:

• Leaderboards: Your username and scores are publicly visible on leaderboards
• Friends System: You can add friends and view their profiles
• Challenges: You can send and receive gameplay challenges from friends
• Tournaments: Your username, scores, and rankings are visible to other tournament participants

Settings and Preferences

We store your app settings locally and in cloud storage:

• Sound and vibration preferences
• Accessibility settings (high contrast, colorblind mode, reduced motion)
• Selected theme
• Tutorial completion status
• Notification preferences

Reports and Support

If you use the in-app “Report an Issue” feature, we collect the information you submit (such as a description and category) and basic device/app context to help us diagnose problems. If you are signed in with an account provider, your email address may be included in the report for support purposes.

Security and Abuse Prevention

To protect the App and prevent fraud/cheating, we may process integrity/security signals (e.g., Firebase App Check / Play Integrity) and a device fingerprint derived from device attributes (stored as a hash) to help validate sessions and detect abuse.

Advertising Data

We use Google AdMob to display advertisements. AdMob may collect:

• Advertising ID (for personalized ads)
• IP address
• Device information
• Ad interaction data

For more information about AdMob's data practices, please visit: https://policies.google.com/technologies/ads

How We Use Your Information

App Functionality

• Saving your game progress and settings
• Displaying leaderboards and achievements
• Processing in-app purchases
• Providing accessibility features
• Enabling social features (friends, challenges, tournaments)
• Delivering push notifications about events and updates

App Improvement

• Analyzing app usage patterns
• Identifying and fixing bugs and crashes
• Improving performance and stability
• Understanding feature adoption

Safety, Security, and Fraud Prevention

• Detecting and preventing cheating, abuse, and unauthorized access
• Protecting our backend services and other players

Advertising

• Displaying advertisements
• Measuring ad effectiveness
• Supporting the free version of the app

Data Sharing and Disclosure

We do not sell your personal information. We share data only with trusted third-party service providers:

Firebase (Google LLC)

• Purpose: Analytics, crash reporting, performance monitoring, cloud storage, authentication, push notifications
• Data Shared: Device info, usage stats, crash logs, game progress, account info, notification tokens
• Privacy Policy: https://firebase.google.com/support/privacy

Google AdMob

• Purpose: Advertising
• Data Shared: Advertising ID, device info, ad interactions
• Privacy Policy: https://policies.google.com/privacy

Google Play Services

• Purpose: In-app purchases, billing, sign-in
• Data Shared: Purchase transactions, payment information (handled by Google), authentication tokens
• Privacy Policy: https://policies.google.com/privacy

We may also disclose your information:

• To comply with legal obligations
• To protect and defend our rights or property
• To prevent or investigate potential wrongdoing
• With your consent

Data Retention

We retain your data for as long as necessary to provide the App's functionality:

• Account & Game Progress: Stored while you use the App, unless you delete your account via Settings > Delete Account
• Analytics Data: Retained for 14 months (Firebase default)
• Crash Logs: Retained for 90 days (Firebase default)
• Advertising Data: Managed by AdMob according to their policies
• Push Notification Tokens: Retained until you uninstall the app or disable notifications

Your Rights and Choices

Data Access and Deletion

You have the right to:

• Access your game progress data
• Delete your statistics via Settings > Reset Statistics
• Delete your account and associated data via Settings > Delete Account by following the in-app confirmation steps

Advertising Choices

You can control personalized advertising:

• Android: Settings > Google > Ads > Opt out of Ads Personalization
• In-App: Purchase the "Remove Ads" option to disable all advertisements

Notification Choices

You can control push notifications:

• Android: Settings > Apps > Stack Streak > Notifications
• In-App: Adjust notification preferences in Settings

Social Features

You can control your visibility:

• Choose whether to create a public username
• Your leaderboard participation is optional

Accessibility Settings

You have full control over accessibility features:

• High contrast mode
• Colorblind modes (Protanopia, Deuteranopia, Tritanopia)
• Reduced motion
• Sound and vibration controls

Children's Privacy

Stack Streak is designed for general audiences. The App:

• Does not knowingly collect personal information from children under 13
• Uses anonymous authentication by default (no personal info required)
• Does not require any personal information to play
• Contains advertisements (users can opt out of personalized ads via device settings)

Parents and guardians: If you believe we have inadvertently collected information from a child under 13, please contact us immediately at enquiry@pulseapplications.com and we will promptly delete such information.

Data Security

We implement security measures to protect your information:

• Firebase Security Rules to restrict unauthorized access
• Encrypted data transmission (HTTPS/TLS)
• Secure in-app purchase processing via Google Play
• Owner-only access controls for user data
• Regular security updates and monitoring

However, no method of electronic transmission or storage is 100% secure. We cannot guarantee absolute security.

International Data Transfers

Your information may be transferred to and processed in countries other than your own. Firebase and Google services operate globally. These countries may have different data protection laws.

By using Stack Streak, you consent to the transfer of your information to:

• United States (Google/Firebase servers)
• Other countries where Google operates data centers

Changes to This Privacy Policy

We may update this Privacy Policy periodically. We will notify you of significant changes by:

• Updating the "Last Updated" date
• Displaying an in-app notification
• Requiring acceptance of new terms (for major changes)

Your continued use of the App after changes constitutes acceptance of the updated policy.

Your Rights Under GDPR (EU Users)

If you are located in the European Economic Area (EEA), you have additional rights under GDPR:

• Right to Rectification: Correct inaccurate data
• Right to Erasure: Request deletion of your data
• Right to Restriction: Limit how we process your data
• Right to Object: Object to data processing
• Right to Withdraw Consent: Withdraw consent at any time

To exercise these rights, contact us at enquiry@pulseapplications.com or delete your data through the app's Settings menu (Settings > Delete Account).

Your Rights Under CCPA (California Users)

If you are a California resident, you have rights under the California Consumer Privacy Act (CCPA):

• Right to Know: What personal information we collect and how we use it
• Right to Delete: Request deletion of your personal information
• Right to Opt-Out: Opt-out of the sale of personal information (we do not sell data)
• Right to Non-Discrimination: Not be discriminated against for exercising your rights

To exercise these rights, contact us at enquiry@pulseapplications.com.

Data Rights Management

To exercise your data rights:

• Delete Data: Use Settings > Reset Statistics (stats only) or Settings > Delete Account (full deletion)
• Opt-out of Ads: Purchase "Remove Ads" or adjust device settings
• Access Data: Your game data is accessible through the app interface
• Contact Us: enquiry@pulseapplications.com

Legal Compliance

This Privacy Policy is designed to comply with:

• General Data Protection Regulation (GDPR)
• California Consumer Privacy Act (CCPA)
• Children's Online Privacy Protection Act (COPPA)
• Google Play Developer Policy
• Firebase Terms of Service