Eye4Software GPS Mapping Studio - Version 4.1 GPS Mapping Software for Windows, Loading topographic maps, realtime navigation, track recording, manage GPS devices and more. The software can be used with various map formats including: GeoTiff, BSB Nautical Charts, AutoCad DXF files, ESRI Shapefiles. Using calibration you can also use scanned or downloaded JPG, BMP, GIF, PNG and TIF maps. The software can be used for survey, research, track and trace and more. The software has more then 3500 map projections build in.