Last Updated: March 8, 2026
1. Introduction
ITQ GNSS Logger (hereinafter “this app”) is a GNSS (Global Navigation Satellite System) data recording and visualization app provided by IT Quality Co., Ltd. (hereinafter “our company”). This Privacy Policy explains what information this app collects and uses.
2. Information Collected
2-1. Location Information
This App collects the device’s GPS location information for the following purposes:
- Displaying the current location on a map
- Recording movement paths (Session feature)
- Visualizing GNSS satellite data (number of satellites, signal strength, elevation angle, azimuth)
The location information collected includes:
- Latitude and longitude
- Altitude
- Movement speed and direction
- Positioning accuracy
- Number of Satellites Used and Satellite Information (Constellation Type, C/N0, etc.)
2-2. App Settings Information
This app stores user-configured settings (location acquisition interval, display settings, etc.) solely on the device.
3. Purpose of Information Use
Collected information is used solely for the following purposes:
Providing app functionality (map display, route recording, GNSS visualization)
User-initiated export functions (GPX, KML, CSV formats)
4. Information Storage Location
All collected location information and session data is stored solely on the user’s device. No data is transmitted to our servers or third-party servers.
5. Provision of Information to Third Parties
We do not provide, sell, or share users’ personal information or location information with third parties.
However, this excludes the following cases:
- When the user themselves uses the export function to share data with external apps (based on the user’s explicit action)
6. Third-Party Services Used
This app uses Google Maps Platform for map display. The Google Maps SDK communicates over the internet to retrieve tile images but does not send location data to Google.
7. Permissions
| Permission | Purpose |
| ACCESS_FINE_LOCATION | Access GPS location data |
| ACCESS_COARSE_LOCATION | Access coarse location data |
| ACCESS_BACKGROUND_LOCATION | Background location tracking |
| FOREGROUND_SERVICE | Run background services |
| INTERNET | Retrieve Google Maps tiles |
| POST_NOTIFICATIONS | Display notifications during recording (Android 13+) |
8. Data Deletion
Users can delete all recorded data at any time from the session list screen within the app. Uninstalling the app will delete all data from the device.
9. Children’s Privacy
This app is not intended for children under 13 years of age.
10. Privacy Policy Changes
This policy may be updated as necessary. Significant changes will be communicated via app updates.
11. Contact Us
For privacy-related inquiries, please contact us at:
IT Quality Inc.
Website: https://www.itq.co.jp
e-mail: [email protected]