swisstopo NAVREF
NAVREF is a program for the transformation of global WGS84-coordinates.
NAVREF is a program for the transformation of global WGS84-coordinates in Swiss projected coordinates LV03 and vice versa.
This program is not designed for high-precision applications, but for navigation as well as for the transformation of coordinates that are derived from a geodetic data portal on the Internet, from a software like Google Maps or have been extracted from maps.