The Build Grid tool is a free tool found in the Extended Geoprocessing plugin for Simple GIS Client. This tool allows the user to create a gridded shapefile based upon the coordinate system of your choice. This document will describe the steps needed to use the Build Grid tool in Simple GIS:
3. Select the map projection for you grid from the "Grid Projection" list box. Also, enter the x and y coordinates for the top left corner of your grid as well as the horizontal (x) and vertical (y) interval spacing for your grid lines as well as the number of horizontal (X) and vertical (y) intervals. Also, enter a new shapefile name for the shapefile you are wanting to create and click the "Apply" button. Simple GIS will create the shapefile and add to your current view. If you want to change the symbol for the grid lines or the label font or label setting, just modify the shapefile proeprties as you would any shapefile in your map.
Using the Build Grid Tool
2. When you select this menu option, the dialog box shown below will appear: