2025-07-06 00:00:00 GNSS Viewer (Global Navigation Satellite System, ie, GPS, Glonass, Beidou, Galileo, IRNSS) displays current GNSS information as reported by the built-in GNSS unit of your phone (or tablet). The following GNSS data are displayed: - Position (latitude/longitude, UTM, or, SWEREF 99). - Accuracy (optional). - Altitude. - Speed or pace.