Google Sheets - Synchronizing, online-based word processor, part of Google Drive.
QGIS - QGIS is a desktop geographic information system, or GIS.
Microsoft Office Excel - Microsoft Office Excel is a commercial spreadsheet application.
Esri ArcGIS - ArcGIS provides contextual tools for mapping and spatial reasoning so you can explore data & share location-based insights. ArcGIS is the heart of the Esri Geospatial Cloud. Try ArcGIS for free with 21-day trial.
Airtable - Airtable works like a spreadsheet but gives you the power of a database to organize anything. Sign up for free.
Geopointe - Geopointe enables Salesforce users to gain spatial insights via maps and apply geography to business processes.