XYZworks Triangulate

Easy way to use the GPS, Compass, and camera to find the coordinates of a remote point.

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OruxMaps

Free On and Offline mapping using a wide variety of map sources.

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Map Check

Enter land parcel data (lines and curves) and quickly see a plot and the area enclosed.

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GPS Test

See what the GPS satellites are doing with a sky view and signal to noise ratios for all in view. Nice graphics.

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ArcGIS

Good GIS app to view ESRI mapping info.

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AutoCAD 360

The official CAD file viewer / markup app.

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