What does HackerNews think of gpstest?

The #1 open-source Android GNSS/GPS test program

Language: Kotlin

A 6 channel GPS receiver from 1993 | Nov 2023
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You could also try https://github.com/barbeau/gpstest if you are looking for something more GPS focused.
Rethinking GPS: Engineering next-gen location at Uber (2018) | Sep 2022
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Is it really so few? Snapdragon got support for dual frequency in Snapdragon 855 released in 2018. Use the GPSTest app to see if your phone supports it.

https://github.com/barbeau/gpstest
iPhone 14 Pro comes with dual-frequency GPS | Sep 2022
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It is possible on quite a few modern Android phones to access raw receiver data and do post-processing using a rinet file to get mm-level accuracy. It's a little over my head since this isn't my industry. One of Google's more obscure Android apps to be used with it: https://play.google.com/store/apps/details?id=com.google.and...

GPSTest also carries some logging functionality to do the same: https://github.com/barbeau/gpstest
Turn your phone into a space monitoring tool | Mar 2022
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If you install this app, you'll see exactly what GPS data your phone is picking up.

https://github.com/barbeau/gpstest

I can see GPS, Galileo, Chinese, Russian, and Japanese ones.
Missing hiker found after man using computer at home pinpoints his location | Apr 2021
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Note that the second one is open-source (https://github.com/barbeau/gpstest) while the first one is adware.