# gpstest
**Repository Path**: ntripshare/gpstest
## Basic Information
- **Project Name**: gpstest
- **Description**: No description available
- **Primary Language**: Java
- **License**: Apache-2.0
- **Default Branch**: master
- **Homepage**: None
- **GVP Project**: No
## Statistics
- **Stars**: 1
- **Forks**: 6
- **Created**: 2020-06-04
- **Last Updated**: 2025-05-28
## Categories & Tags
**Categories**: Uncategorized
**Tags**: None
## README
# GPSTest [](https://travis-ci.org/barbeau/gpstest) [](https://twitter.com/sjbarbeau)
The #1 open-source global navigation satellite system (GNSS) testing app
[
](https://play.google.com/store/apps/details?id=com.android.gpstest)
[
](https://f-droid.org/packages/com.android.gpstest.osmdroid/)
It supports dual-frequency¹ GNSS for:
* GPS (USA Navstar)
* GLONASS (Russia)
* QZSS (Japan)
* BeiDou/COMPASS (China)
* Galileo (European Union)
* IRNSS (India)
* Various satellite-based augmentation systems (SBAS):
* Wide Area Augmentation System (WAAS) (USA)
* European Geostationary Navigation Overlay Service (EGNOS) (European Union)
* GPS-aided GEO augmented navigation (GAGAN) (India)
* Multi-functional Satellite Augmentation System (MSAS) (Japan)
* System for Differential Corrections and Monitoring (SDCM) (Russia)
* Satellite Navigation Augmentation System (SNAS) (China)
* Soluciόn de Aumentaciόn para Caribe, Centro y Sudamérica (SACCSA) (ICAO)
¹*Dual-frequency GNSS requires device hardware support and Android 8.0 Oreo or higher. See [Dual-frequency GNSS on Android](https://medium.com/@sjbarbeau/dual-frequency-gnss-on-android-devices-152b8826e1c) for more details.*
Questions? Check out the [FAQ](FAQ.md), our [Slack group](https://gpstest-android.herokuapp.com/), and [Google Group](https://groups.google.com/forum/#!forum/gpstest_android).
## Beta Testing
Get early access to new GPSTest versions, and help us squash bugs! See our [Testing Guide](BETA_TESTING.md) for details.
## Data Output and Logging
Want to know how to output GNSS data to the system log for further analysis? Check out our [Data Output and Logging](LOGGING.md) page.
## License
GPSTest is licensed under [Apache v2.0](https://www.apache.org/licenses/LICENSE-2.0)
## Building the project
You can open and build this project using [Android Studio](https://developer.android.com/studio). For more details, see our [Build documentation](BUILD.MD).
## Contributing
We welcome contributions to the project! Please see our [Contributing Guide](.github/CONTRIBUTING.md) for details, including Code Style Guidelines and Template.
Don't know where to start? Take a look at the issues marked with the [your-first-pr](https://github.com/barbeau/gpstest/labels/your-first-pr) label and comment to let me know if you're interested in working on it.
### Translations
Want to improve existing translations, or add a new translation? See our [Translations](/TRANSLATIONS.md) documentation.
### Trusted by industry experts
Notable appearances of GPSTest:
* Xiaomi - [*Xiaomi Redmi Note 9 Pro Max launch*](https://youtu.be/Y_5cfCZBOV4?t=3035), March 12, 2020.
* European Union Global Navigation Satellite Systems Agency (GSA) - [*Test your Android device’s satellite navigation performance*](https://www.gsa.europa.eu/newsroom/news/test-your-android-device-s-satellite-navigation-performance), August 21, 2018.