MathNova: Quiz App Privacy Policy

Last updated: July 31, 2026

1. Introduction

MathNova: Quiz App is a math quiz game designed to help users practice mental math with timed and survival modes.

2. Information we collect

- Google Sign-In data: If users sign in, we use Firebase Authentication via Google. We do not collect passwords.

- User profile information: We may store display name and user ID in Firestore for leaderboard and account management.

- Leaderboard data: Score and rank information is stored to show high scores and competition.

- Ads data: The app displays Google Mobile Ads. Ad networks may collect anonymous device identifiers and ad interaction data.

3. How we use information

- To authenticate users and keep them logged in.

- To store and display leaderboard scores.

- To personalize and serve ads through Google Mobile Ads.

- To maintain app performance and remote configuration behavior.

4. Data sharing

- We do not sell personal information.

- We share data only with service providers required to operate the app, such as Firebase and Google AdMob.

- Ad networks may use data for ads personalization in accordance with their policies.

5. Security

We use standard security practices to protect data stored in Firebase. No sensitive information beyond authentication and leaderboard data is collected.

6. Children

This app is not directed to children under 13. We do not knowingly collect personal information from children under 13.

7. Changes to this policy

We may update this privacy policy. The latest version will always appear on this page.

8. Contact

For questions about privacy, contact: nc26.dev@gmail.com

9. Account and Data Deletion

Users can request the deletion of their account and associated leaderboard data at any time. To request data deletion, please email us at nc26.dev@gmail.com. We will process your request and delete all your stored profile data from our Firebase servers within 30 days.