AgLoRa

This app a client for "AGLoRa".
"AGLoRa" is an acronym for "Arduino, GPS, and LoRa". 

AGLoRa is a simple open-source satellite tracking system for hiking, sailing, pet finding, and other outdoor activities. All components widely available on marketplaces.

LoRa (from "long range") is a proprietary low-power wide-area network modulation technique.