Compare the Top Free GIS Software as of October 2025

What is Free GIS Software?

GIS (Geographic Information System) software is used to capture, store, analyze, and present spatial and geographic data. These tools allow users to map, visualize, and interpret complex data related to geography, helping to make decisions based on location-based insights. GIS software supports a wide range of industries, from urban planning and environmental management to transportation and utilities, by enabling the analysis of geographical patterns and relationships. Features often include data layering, spatial analysis, cartographic tools, and the ability to integrate with other systems for more comprehensive data analysis. GIS software is invaluable for planning, resource management, logistics, and location-based decision-making. Compare and read user reviews of the best Free GIS software currently available using the table below. This list is updated regularly.

  • 1
    Google Maps
    Discover new experiences across the world or around the corner. Make your plans happen by connecting with the places you’re interested in. Navigate the world around you. Real time traffic updates. Find the best route when driving, with real-time updates on traffic jams, accidents, road closures and speed traps. You can also keep fellow drivers in the know by reporting incidents yourself. See how people are using Google Maps to explore what’s around them, put their communities on the map, and help others.
  • 2
    Maptitude

    Maptitude

    Caliper

    Maptitude Geographic Information System (GIS) software gives you the tools, maps, and demographic data you need to analyze and understand how geography affects you and your business. Every day you have to contend with spreadsheets and databases filled with vast amounts of customer, employee, sales, facility, and territory data. With Maptitude mapping software you can visualize data in new and different ways, unearth geographic patterns hidden in your data, and convey that information in a straightforward manner. Maptitude provides everything you need to realize the benefits of desktop mapping and spatial analysis with a single, easy-to-use package. Maptitude has the richest feature set and highest performance of any mapping software. Maptitude offers comprehensive desktop mapping software functionality and provides many new and enhanced features that make it easier for you to create and edit maps, add your data to maps, analyze geographic data, and connect to corporate data resources.
    Starting Price: $695.00/one-time/user
  • 3
    AziMap

    AziMap

    AziMap

    Use Azimap's data visualization tools to import and digitize your location data on dynamic web maps. Create the maps that matter to your business. Capture, store, integrate and manipulate various layers of spatial data on a single map, using Azimap web GIS. Work smarter & free yourself from lengthy map creation processes with the quickest map development tools available. Create beautiful-looking, insightful maps in an instant with no prior coding knowledge required. The most powerful analysis tools available in a web GIS, enabling complex analysis tasks to be completed in seconds. Improve collaboration across teams or departments & transform the way your organization manages its data. Integrate Azimap with existing IT infrastructures and create a central repository for your spatial data using the Azimap API. Appreciate the value of place by displaying and analyzing your spatial data on a OSM, Google, Bing, Here or other baselayer.
    Starting Price: $30 per month
  • 4
    Uinta

    Uinta

    Juniper Systems

    Tired of complex and expensive GIS mapping software with limited abilities to customize for your job? We were too. Train new users in minutes with Uinta mapping and form data collection software. Available for Windows™ and Android™. Replace paper forms with efficient electronic data entry forms, for use with or without maps. Quickly map points, lines, and areas. High-accuracy mapping supported. Create custom project templates so field-collected data reflects your job(s). The simple interface allows users to be trained and collect data in minutes. Export data to a file, print professional PDF map reports and create optional cloud projects. Get a jump start on your project with help from Juniper Systems' in-house customer success team. Customize Uinta on your own or call Juniper Systems' customer success team to get a boost in the right direction. Juniper Systems supports a wide range of industries to create the ideal data collection solution for each unique workflow.
    Starting Price: Free
  • 5
    GRASS GIS
    GRASS GIS (Geographic Resources Analysis Support System) is a free and open-source Geographic Information System (GIS) software suite utilized for geospatial data management and analysis, image processing, graphics and map production, spatial modeling, and visualization. It supports raster, vector, and geospatial processing, enabling advanced modeling, data management, imagery processing, and time series analysis with a Python API, optimized for large-scale analysis. GRASS GIS is compatible with multiple operating systems, including OS X, Windows, and Linux, and can be accessed through a graphical user interface or integrated with other software such as QGIS. The software includes over 350 modules for rendering maps and images, manipulating raster and vector data, processing multispectral image data, and creating, managing, and storing spatial data. GRASS GIS is widely used in academic and commercial settings, as well as by governmental agencies.
    Starting Price: Free
  • 6
    TdhGIS

    TdhGIS

    TDH Engineering

    TdhGIS provides a robust and versatile set of tools for vector based spatial analysis. Everything needed to be performing spatial analysis within minutes is included in this easy to use software package. Feature Summary: Graphically create and edit geometric data, as with a CAD program Import Shapefiles and OpenStreetMap data Use raster images as background and a CAD drawing as an overlay Color polygons based on user data values using either discrete intervals or gradients Allocate point data to user specified buffers for points, polygons and multilines (e.g. find all gas stations within 1 mile of a highway) Allocate point data to polygons. (e.g. assign structures to hydrological basins) Allocate polygon data to other polygons. (e.g. allocate population data by census block to political boundaries) Create thiessen polygons (e.g. for all hospitals within a state, define the areas closest to each hospital)
    Starting Price: $20 for commercial use
  • 7
    iMapBuilder

    iMapBuilder

    WebUnion Media

    Create clickable, HTML5 interactive maps quickly without any coding. Add clickable markers, mouseover tooltip, popup box, routes, icons. World map templates including maps of US, Europe, Asia, Africa, etc. Interactive maps are used all over the web. Maps are created representing political, commericial, geographical and other particular aspects. dynamic displaying of routes, lines, clickable points, icons, landmarks, etc. A clickable interactive map is new type of information and site navigator. Maps are created for the world atlas, the seven continents, the countries, the provinces or states, smaller units like districts, cities, towns, golf course, campus, conference rooms etc. Information are displayed with a variety of markers on the map to improve the navigation and functionality of your website. Clicking the marker, a small popup window is displayed with more information or links to other websites.
    Starting Price: $139 one-time payment
  • 8
    QGIS

    QGIS

    QGIS

    Create, edit, visualize, analyze and publish geospatial information on Windows, Mac, Linux, BSD and mobile devices. For your desktop, server, in your web browser and as developer libraries. QGIS is a user-friendly open-source Geographic Information System (GIS) licensed under the GNU General Public License. QGIS is an official project of the Open Source Geospatial Foundation (OSGeo). It runs on Linux, Unix, Mac OSX, Windows and Android and supports numerous vector, raster, and database formats and functionalities. QGIS provides a continously growing number of capabilities provided by core functions and plugins. You can visualize, manage, edit, analyze data, and compose printable maps. We also collect case studies of how people all over the world use QGIS for their GIS work. You can view combinations of vector and raster data (in 2D or 3D) in different formats and projections without conversion to an internal or common format.
  • 9
    MapTiler

    MapTiler

    MapTiler

    Street and satellite map of the entire world. Switch languages, change colors, and select fonts. Customize maps, upload or create own geodata and publish online. Clip, color correct, or merge multiple images together. Display maps on the web or in GIS-based applications. Use the command line for calling MapTiler Engine from your software. Examples and technical details are available in the MapTiler manual. MapTiler Engine can be integrated and distributed as a part of your product. MapTiler Engine application with all its dependencies is available as a Docker container. Install MapTiler Engine on any Linux system with the following command. Publish maps from your server or laptop. Run your map server with global data behind a firewall, or get full functionality offline. Turn an image into a map on your computer or process satellite imagery of the entire world on a cluster of computers.
  • 10
    Open Door Logistics Studio

    Open Door Logistics Studio

    Open Door Logistics

    Cloud-based engine for real-time vehicle route optimisation and intelligent appointment booking. Schedule on-demand deliveries, taxi services, field force etc. Offer your customers route-efficient appointment slots. Accurately manage capacity for home-delivery networks. Available as a RESTful JSON webservice. Desktop-based application for non-realtime vehicle routing and territory mapping/management. Generate your delivery routes for the day, review them and then print them out in a report. View your customers on a map and design sales territories around them. All data is held in a simple Excel spreadsheet. Available for Windows, Mac and Linux desktops. Command line interface for ODL Studio, designed for easy integration into your backend systems. Schedule your daily routes to be generated automatically (e.g. using Linux Cron). Pass data between ODL Studio and your ordering processing system using simple text files or Excel spreadsheets. Runs on either Linux or Windows servers.
  • 11
    Google Earth
    The world's most detailed globe. Add placemarks to highlight key locations in your project, or draw lines and shapes directly on the map. Feature images and videos on your map to add rich contextual information. Tilt the map to save a perfect 3D view or diving into Street View for a 360 experience. Collaborate with others like a Google Doc and share your story as a presentation. Google Earth Pro on desktop is free for users with advanced feature needs. Import and export GIS data, and go back in time with historical imagery. Available on PC, Mac, or Linux. Google Earth for mobile enables you to browse the globe with a swipe of your finger on your phone or tablet. With Google Earth for Chrome, fly anywhere in seconds and explore 3D cities in your browser. Earth Studio is an animation tool for Google Earth’s satellite and 3D imagery. Google Earth Engine combines a multi-petabyte catalog of satellite imagery and geospatial datasets with planetary-scale analysis capabilities.
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