The purpose NMEA Tools is to log your RAW GPS information to a file on your SD card. Also, it can parse a NMEA file. Features: 1. Log RAW NMEA sentences. 2. Display the route in Google Map. 3. Show latitude, longitude, altitude, speed, PDOP and HDOP. 4. Parse a NMEA file. Features in PRO version: 1. No limitation of capturing NMEA sentences.