GPSraw is an Android application that lets you see your location in
longitude, latitude and altitude.
Works completely offline.
Accuracy as it is reported by the operating system is also shown.
The list of PRN# can be examined through the list.
Features
Tap coordinates to copy your location to the clipboard — useful for sending your location to friends!
Unit of length can be switched to either m or ft
Three longitude and latitude representations:
DDD°MM'SS.SS"
DDD°MM.MMMM'
±DDD.DDDD°
List view shows satellites and related information (PRN, azimuth, elevation, signal-to-noise ratio, almanac status, ephemeris status and if the satellite is used in the fix)