Privacy Policy for Speed Math Master
Last updated: June 17, 2026
```Speed Math Master is developed and published by RDev Studio. This Privacy Policy explains how the app collects, uses, stores, and protects information when you use the app.
1. Information We Collect
Speed Math Master may collect or store the following information to provide app features:
- Player profile information such as nickname, avatar selection, level, rank title, score, coins, streak, accuracy, and game progress.
- Gameplay information such as best score, total games played, selected mode, difficulty, result history, rewards, and leaderboard-related data.
- Purchase status information for lifetime premium and temporary rewarded-ad premium unlock.
- Basic device and app diagnostic information such as crashes, errors, app performance, and app version.
- Advertising-related identifiers and ad interaction information when ads are shown.
- Google account sign-in information if you choose to connect your Google account for cloud save, leaderboard, or progress protection.
2. How We Use Information
We use information to:
- Save your player profile and game progress.
- Show scores, levels, rank titles, rewards, and leaderboard results.
- Provide premium features, purchase restore, and temporary rewarded-ad unlock.
- Improve app stability, fix crashes, and improve user experience.
- Show ads and measure ad performance where applicable.
- Prevent abuse, cheating, or misuse of leaderboard and reward systems.
3. Local Storage and Cloud Storage
Some data may be stored locally on your device, such as profile settings, coins, premium state, and game progress. If you sign in with Google or use online features, some data may also be stored securely using Firebase services to support cloud save, leaderboard, profile sync, and recovery.
4. Third-Party Services
Speed Math Master may use third-party services that may collect information according to their own privacy policies. These services may include:
- Google Play Services
- Google Play Billing
- Google Sign-In
- Firebase Authentication
- Firebase Firestore
- Firebase Analytics
- Firebase Crashlytics
- Google AdMob
These services help us provide authentication, purchases, cloud save, analytics, crash reporting, leaderboard features, and advertisements.
5. Advertising
The app may show ads, including rewarded ads. Rewarded ads are optional and may be used to unlock temporary premium access, double coins, revive, or other reward-based features. Advertising partners may use device identifiers and ad-related data to show and measure ads.
6. In-App Purchases
Speed Math Master offers a one-time lifetime premium purchase through Google Play Billing. Payment and purchase processing are handled by Google Play. We do not collect or store your payment card details.
7. Children’s Privacy
Speed Math Master is designed as a math and brain-training game. We do not knowingly collect personal information from children without appropriate consent. If you believe that a child has provided personal information, please contact us so we can review and take appropriate action.
8. Data Sharing
We do not sell your personal data. Data may be shared only with service providers required for app functionality, such as Google, Firebase, Google Play Billing, and AdMob, according to their respective policies.
9. Data Security
We use reasonable technical and organizational measures to protect app data. However, no method of electronic storage or transmission is completely secure, and we cannot guarantee absolute security.
10. Data Retention
App data may be retained as long as needed to provide gameplay, profile, premium, leaderboard, analytics, crash reporting, and support features. Local app data may be removed by uninstalling the app or clearing app data from device settings.
11. Your Choices
- You may use the app without signing in, but cloud save and some online features may be limited.
- You may choose not to watch rewarded ads.
- You may edit your player nickname and avatar inside the app.
- You may clear local app data from your device settings.
- You may manage Google Play purchases through your Google Play account.
12. Changes to This Privacy Policy
We may update this Privacy Policy from time to time. Any changes will be posted on this page with an updated date.
13. Contact Us
If you have any questions about this Privacy Policy or the app, contact us at:
Email: rupesh26kr@gmail.com
Developer: RDev Studio
App: Speed Math Master