PRIVACY POLICY

Prism Stack — Last updated: March 13, 2026

LAKASA, LLC (“we,” “us,” or “our”) developed Prism Stack as a free mobile application. This Privacy Policy explains how we handle information when you use our app.

Information We Collect

We do not collect any personal information. Prism Stack is designed to work entirely offline. We do not require account creation, registration, or sign-in to play the game.

Data Stored on Your Device

Prism Stack stores the following data locally on your device only:

Your high scores and game statistics
Achievement progress
Game preferences (theme, difficulty, sound settings)
Daily challenge streak data

This data is stored using Android DataStore and never leaves your device. It is not transmitted to us or any third party. If you uninstall the app, this data is automatically deleted.

Google Play Games Services

Prism Stack offers optional integration with Google Play Games Services for leaderboards. If you choose to use this feature, your scores may be shared with Google in accordance with Google's Privacy Policy. Use of Google Play Games Services is entirely optional and the game functions fully without it.

Third-Party Services

Prism Stack does not integrate any third-party analytics, advertising, or tracking services. We do not use cookies, web beacons, or similar technologies.

Children's Privacy

Prism Stack does not knowingly collect personal information from children under the age of 13. Since we do not collect any personal information from any user, the app is suitable for all ages.

Permissions

Prism Stack requests the following device permission:

Vibrate: Used to provide haptic feedback during gameplay (piece placement, line clears, combos). No data is collected through this permission.

Data Sharing

We do not sell, trade, or transfer any user data to third parties. Since we do not collect personal information, there is no data to share.

Data Security

All game data is stored locally on your device using Android's built-in secure storage mechanisms. No data is transmitted over the internet by our app.

Changes to This Privacy Policy

We may update this Privacy Policy from time to time. Any changes will be reflected on this page with an updated revision date. We encourage you to review this page periodically.

Contact Us

If you have any questions or concerns about this Privacy Policy or the Prism Stack app, please contact us at:

LAKASA, LLC
Email: info@prismstack.us
Website: prismstack.us