Privacy Policy

Last updated: April 17, 2026

Multi-Radius Map ("the Service") respects user privacy and is committed to protecting personal information. This Privacy Policy explains how information is handled in the Service.

1. Information We Collect

The Service may collect the following information:

Map Data: Map data created by users (circles, pins, isochrones, etc.) is stored in Cloud Firestore for the sharing feature.
Access Information: We use Google Analytics to automatically collect access analysis information (IP address, browser type, pages viewed, session duration, etc.).
Cookies: The Service and third-party services (Google Analytics, Google AdSense, etc.) may use cookies.

2. Purpose of Use

Collected information is used for the following purposes:

Providing, operating, and improving the Service
Analyzing usage statistics
Delivering and optimizing advertisements

3. Third-Party Services

The Service uses the following third-party services. Please also review each service's privacy policy.

Google Analytics: Used for access analysis. For details on Google's data collection and processing, see Google's policy.
Google AdSense: Used for ad delivery. Google may use cookies to display interest-based ads. For details, see Google's advertising policy.
Mapbox: Used for map display. See the Mapbox Privacy Policy.
Firebase (Google): Used for data storage and hosting. See the Firebase Privacy Policy.

4. About Advertising

The Service may display third-party ads through Google AdSense. Google AdSense uses cookies to display appropriate ads based on user access information. Users can disable personalized ads on Google's ad settings page.

5. Data Protection

The Service takes appropriate security measures to prevent leakage, loss, and alteration of collected information.

6. Children's Privacy

The Service does not intentionally collect personal information from children under 13.

7. Changes to This Policy

This policy may be updated as necessary. Updated policies take effect upon publication on this page.

8. Contact

For inquiries about this policy, please contact us via the Contact page.