AtlasGIS version 4.01 International Version. AtlasGIS is an intuitive and powerful business GIS platform that has been time-tested. Atlas GIS provides mapping and basic spatial analysis functions of business data in conjunction with demographics. Directly reads and writes ESRI shapefiles (.shp) and is accompanied by ESRI Data and Maps, Vol. 1, a CD-ROM of ready-to-use U.S. data. Includes a report writer and national geocoding database.