SW Maps - SW Maps app enables users to record points, lines, polygons, and images to view them on the desired type of map.
FieldMove Clino - FieldMove Clino app allows users to use their mobile phones as a digital compass to capture direction data on it.
GPS Coordinates - GPS Coordinates is an app by Financept that comes up with features to help you in getting the GPS coordinates of your current location.
OruxMaps GP - OruxMaps GP app offers features that let you connect to the AIS information system to access useful tracks and routes for nautical sports in a variety of different nautical sports.
QGIS - QGIS is a desktop geographic information system, or GIS.
Orienteering Compass & Map - Orienteering Compass & Map is an app by Calmatics that allows users to find direction and measure the distance from your location.