Last updated: April 20, 2026
This Privacy Policy describes how Korean Number ("we", "our", or "the app") handles your information. We are committed to protecting your privacy and being transparent about our practices.
2.1 Advertising Data
We use Google AdMob to display advertisements. AdMob may collect device identifiers, usage data, and other information as described in Google's Privacy Policy (https://policies.google.com/privacy).
2.2 Analytics Data
We use Firebase Analytics and Firebase Crashlytics to collect anonymous usage data and crash reports. This helps us improve app stability and user experience. No personally identifiable information is collected through these services.
2.3 Local Data
The app stores your preferences (such as sound settings and display options) locally on your device. This data is not transmitted to any server.
The app requests the following permissions, each used solely for its stated purpose:
- Internet (INTERNET): Required for displaying advertisements (AdMob) and sending anonymous analytics and crash reports (Firebase).
- Network State (ACCESS_NETWORK_STATE): To check network connectivity for loading advertisements.
- User preferences are stored locally on your device using standard platform storage.
- We do not maintain any external database of your personal data.
- Quiz progress and settings remain on your device and are not transmitted externally.
The app integrates with the following third-party services:
- Google AdMob: For displaying advertisements.
- Firebase Analytics: For anonymous usage analytics.
- Firebase Crashlytics: For crash reporting and app stability monitoring.
These services have their own privacy policies, and we encourage you to review them:
- Google Privacy Policy: https://policies.google.com/privacy
- Google AdMob: https://support.google.com/admob/answer/6128543
- Firebase: https://firebase.google.com/support/privacy
This app is not directed at children under the age of 13. We do not knowingly collect personal information from children under 13. If you believe a child has provided us with personal information, please contact us so we can take appropriate action.
We implement appropriate measures to protect your data:
- The app does not collect or store any personally identifiable information.
- All user preferences are stored locally on your device, protected by your device's security.
We may update this Privacy Policy from time to time. We will notify you of any changes by updating the "Last updated" date at the top of this policy. Continued use of the app after changes constitutes acceptance of the updated policy.
If you have any questions or concerns about this Privacy Policy, please contact us at:
Email: kazumasa678@gmail.com