check to gps reception in your area, update agps data for faster fix times all this and simple offroad navigation as well. supports gps, glonass, galileo, sbas, beidou and qzss satellites. the navigation functions can replace your 'car finder' app and also be used for geocaching. it records unlimited saved locations, so you can navigate a simple route as well. if you like this app, please like gps test on facebook: - http://www.facebook.com/gpstest gps test plus has five screens full of information: - 1) gps signal (snr) bar chart, showing the signal strength for each satellite, as well as the accuracy and status of the gps. 2) satellite positions in the sky (skyview), shown on a rotating compass. 3) your current location on the earth shown as text and on a world map. the current po