A free program for Android, by Y2 Tech.

This is a comprehensive application for geographical surveyors, geographers, civil engineers and land surveyors. With it you can create detailed maps, make any polygon, plot or area by just using one tool.

With it, you can convert points, polygons, lines, polygonal areas, grid and terrain, which you can download or create using Excel, SPSS, Access, Lotus 123, R, DDL, Delphi, PowerBuilder, VBA, Visual FoxPro and many more applications, to a KML, DXF, GPX file and easily import them to your device.

When you generate or plot anything using the Map coordinates, it will generate the coordinates automatically, so you can get the accurate result.