ALLTRANS can be used for world wide professional coordinate transformations between international and national coordinate systems with or without geodetic datum change. Transformations between State-Plane-Coordinates (NAD83, NAD27, Transverse Mercator, Lambert, Soldner-Cassini, Mercator, EOV, Krovak, Pulkovo-Gauss-Krueger, LV95, Gauss-Boaga,...), UTM-Coordinates, Geographical- and 3d-Cartesian-Coordinates. Additional moduls to calculate datum shift parameter and interface to geoid models. English and German language program design and online help.