QGIS is described as «formerly Quantum GIS, is a user friendly open source Geographic Information System (GIS) licensed under the GNU General Public License that runs on Linux, Unix, Mac OSX, and Windows and supports numerous vector, raster, and database formats and functionalities» and is a popular GIS software in the travel & location category. There are more than 25 alternatives to QGIS for a variety of platforms, including Windows, Online / Web-based, Mac, Linux and Android. The best alternative is ArcGIS. It»s not free, so if you»re looking for a free alternative, you could try GRASS GIS or SAGA GIS. Other great apps like QGIS are SuperGIS, Mapline, Mapserver and what3words.QGIS alternatives are mainly GIS Software but may also be Map Services. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of QGIS.