Also, if you want to pair it with a $2 ESP32 configured with ESP-AT firmware, the built-in firmware will also do WiFi triangulation.
Yes, we have customers using it as a simple tracker. However, to be clear, this is not a complete "to the glass" tracking solution. All it does is to send tracking data to your service via HTTP JSON. If you have a system that "just wants the data", this is a perfect solution.