Free QGIS Alternatives
The best free alternative to QGIS is GRASS GIS, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 25 alternatives to QGIS and many of them is free so hopefully you can find a suitable replacement. Other interesting free alternatives to QGIS are Mapserver (Free, Open Source), what3words (Free), Google Maps Engine (Freemium) and OpenGeo Suite (Free, Open Source).
- GRASS GIS (Geographic Resources Analysis Support System) is an open source, free software (FOSS) Geographical Information System (GIS) with raster, topological, vector, image... View 34 alternatives to GRASS GIS
- Free • Open Source
GRASS GIS vs QGISEqualy or even more powerful. The only downside is that it's native GUI has a learning curve. But it handles the processes way better.