🔒 Your Privacy Matters
This Privacy Policy explains what data Stack or Snap collects, how we use it, how we protect it, and the rights you have over it. We've written it to be clear and honest — if anything is unclear, please contact us.
1. What Data We Collect
- Account Information: Email address, display name (if you sign in with Google or Apple)
- Game Performance: Your scores, completion times, level progress, and MQI calculations
- Device Information: Device type, operating system (for analytics and bug fixing)
- Analytics Data: Gameplay patterns, feature usage (to improve the game)
2. What We DON'T Collect
- We don't sell your data to third parties
- We don't track you outside the app
- We don't share your personal information with advertisers
- We don't use your data for purposes unrelated to improving the game
3. How We Use Your Data
- Game Functionality: Store your progress, calculate MQI, maintain leaderboards
- Improvement: Analyze gameplay patterns to improve level design and difficulty
- Support: Help you with technical issues and account problems
- Fair Play: Detect cheating and maintain fair leaderboards
- Communication: Send important updates about the game (if you opt in)
4. Third-Party Services
We use trusted third-party services to operate the game:
- Firebase (Google): Authentication, database, and analytics
- Google Play Services: For Android sign-in and gameplay
- Apple Sign In: For iOS authentication
These services have their own privacy policies, which we encourage you to review.
5. Data Security
- We use industry-standard encryption for data transmission
- Your data is stored on secure Firebase servers
- Access to user data is restricted to essential personnel only
- We regularly review our security practices
6. Your Rights
- Access: View all your data through the app
- Deletion: Delete your account and all associated data at any time
- Correction: Update your profile information
- Export: Request a copy of your data (contact us)
- Opt-Out: Disable analytics and notifications in settings
7. Data Retention
- Active accounts: Data retained as long as your account is active
- Deleted accounts: Data permanently deleted within 30 days
- Anonymous analytics: May be retained for statistical purposes (no personal identifiers)
- Leaderboard data: Removed when you delete your account
8. Children's Privacy
Stack or Snap is suitable for ages 12 and up. We do not knowingly collect personal information from children under 13. If we discover that a child under 13 has provided us with personal information, we will delete it immediately.
9. International Users
Your data may be transferred to and stored on servers in different countries. By using Stack or Snap, you consent to this transfer. We ensure that all data transfers comply with applicable privacy laws.
10. Changes to This Privacy Policy
We may update this Privacy Policy from time to time. We'll notify you of significant changes through the app and post the updated policy here with a new effective date. Your continued use of Stack or Snap after changes indicates acceptance of the updated policy.
11. Contact Us
💬 Questions About Your Privacy?
If you have questions about this Privacy Policy, your data, or want to exercise any of your rights:
- In-app support (preferred method)
- Feedback section in the app
We read every message and respond as quickly as possible.