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Starry Hour - Privacy Policy

Starry Hour Privacy Policy

Starry Hour (the “App”) values your privacy. This Privacy Policy explains what information may be processed through the App and how it is used.

This Privacy Policy is effective as of May 20, 2026.

1. Information We Collect or Process

The App may process the following information to provide its features, improve app stability, analyze usage, and serve advertisements.

Location Information

If you allow the App to use your current location, the App uses your device location to calculate stargazing conditions.

  • Latitude and longitude of your current location
  • Coordinate information needed to request location-based weather, air quality, and astronomy data

Location information may be used for external data requests required to calculate stargazing conditions. The App does not store your location information on its own server.

Search and Saved Information

The App processes location information entered or selected by the user to provide in-app features.

  • Place search terms
  • Selected place names and coordinates
  • Favorite locations
  • Search history
  • Language and unit settings

Favorite locations, search history, and settings are stored locally on your device. You can delete saved data in the App settings. If you delete the App, locally stored data is also deleted.

Firebase Analytics

The App may use Google Firebase Analytics to understand app usage, improve features, and enhance service quality. Firebase Analytics may collect or process the following information.

  • App screen views
  • App usage events, such as search submissions, search result selections, and search history selections
  • Favorite add/remove events, favorite limit events, and bulk favorite deletion events
  • Current location request and failure events
  • Map open events and other key feature usage events
  • App version, device information, and operating system information
  • App-instance identifiers or similar analytics identifiers

The App does not include raw search terms or exact latitude and longitude values in Firebase Analytics events. For favorite and location-related events, the App may include limited information such as a shortened region name, location type, and country code for analytics purposes.

This information is used to understand app usage flows, prioritize feature improvements, and improve app stability and user experience.

Firebase Crashlytics

The App may use Google Firebase Crashlytics to analyze errors and improve app stability. Crashlytics may collect the following information.

  • App crash logs
  • App state at the time of an error
  • Device model, operating system version, and app version
  • Installation identifiers
  • Diagnostic information

This information is used to analyze app errors and improve stability.

Google AdMob

The App may use Google AdMob to serve advertisements. AdMob may process the following information for ad delivery, ad performance measurement, fraud prevention, and service improvement.

  • Device identifiers or advertising identifiers
  • Approximate location based on IP address
  • Ad impressions and interaction information
  • App usage interaction information
  • Advertising and SDK-related diagnostic information
  • Performance information

Some information may be used for personalized advertising or ad performance measurement. You can manage tracking permissions and advertising-related settings in iOS settings.

2. Purposes of Use

The App uses collected or processed information for the following purposes.

  • Providing stargazing conditions for your current or selected location
  • Requesting weather, air quality, and astronomy data
  • Providing favorite locations and search history
  • Maintaining app settings
  • Analyzing app usage flows and improving features
  • Analyzing app errors and improving stability
  • Serving advertisements and measuring ad performance
  • Preventing abuse and improving service quality

3. Third-Party Services

The App may use the following third-party services to provide its features.

Google Firebase

  • Purpose: App initialization, usage analytics, crash analysis, error diagnostics, and service quality improvement
  • Provider: Google LLC
  • Privacy Policy: https://policies.google.com/privacy

Google AdMob

Open-Meteo

VWorld

  • Purpose: Domestic place search and location lookup
  • Provider: Spatial Information Industry Promotion Institute / VWorld
  • Website: https://www.vworld.kr

The App may transmit search terms, coordinates, request information, or other data necessary to use the above services.

4. Retention Period

Favorite locations, search history, and settings stored locally by the App remain on your device until you delete them or uninstall the App.

Information processed by third-party services such as Firebase Analytics, Firebase Crashlytics, and Google AdMob is retained and deleted according to each service provider’s policies.

5. Deletion of Information

The App does not store your personal information on its own server.

Locally stored information can be deleted in the following ways.

  • Delete saved data in the App settings
  • Delete the App

Information processed by third-party services is deleted and retained according to each service provider’s policies.

6. User Rights and Choices

You can manage privacy-related choices in the following ways.

  • Allow or deny location permission in iOS settings
  • Manage app tracking permission in iOS settings
  • Delete saved data in the App settings
  • Delete locally stored information by uninstalling the App

Even if you deny location permission, you can still use some App features by searching for a place or entering coordinates manually. However, current-location-based features may be limited.

7. Children’s Privacy

The App does not knowingly collect personal information from children under the age of 14.

8. Privacy Protection Measures

The App processes information only to the extent necessary to provide its features. The App does not store your favorite locations, search history, or location history on its own server.

Communications with third-party services are handled according to each service provider’s security policies and transmission protection methods.

9. Contact

If you have any questions about this Privacy Policy or the processing of personal information, please contact us at:

Email: thirdnsov.dev@gmail.com

10. Changes to This Privacy Policy

This Privacy Policy may be updated due to changes in applicable laws, service changes, or changes in the use of third-party services.

Any changes will be announced on this page.

  • Notice Date: May 20, 2026
  • Effective Date: May 20, 2026