Maptitude is described as 'Business mapping software (geographic information system) that delivers affordable, easy-to-use, professional mapping tools for mapping in these sectors: franchising, health care, business, territories, site selection, sales, marketing, banking, more' and is an app in the Travel & Location category. There are more than 25 alternatives to Maptitude for a variety of platforms, including Windows, Online / Web-based, Linux, Mac and Android. The best alternative is QGIS, which is both free and Open Source. Other great apps like Maptitude are PostGIS (Free, Open Source), GRASS GIS (Free, Open Source), ArcGIS (Paid) and what3words (Free).
Spatial Feature Server by MapET is an ESRI Geoservices REST Implementation and works with all ESRI Rest API's. The source of published data is the spatial extension of the major RDBMS, such Oracle, Microsoft SQLServer, MySQL, PostgreSQL.
Spotzi is an easy-to-use online GIS/data mapping platform for businesses/professionals you can try for FREE. With a short learning curve, people can immediately start with creating maps from data. Spotzi also has a datashop with readymade maps + data.
Azimap is a web GIS developed on open source principles and offers GI professionals with the tools to visualise, analyse and share their spatial data on the web. Azimap provides customers with desktop capabilities on the web.
GeoSheets is a free add-on for Google Spreadsheets that makes it simple to do lightweight GIS tasks like geocoding, address normalization, distance calculations and creating customized and embeddable maps.
Vector Based Spatial Analysis 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 Transform coordinates based on the Proj4 library.