GIS Tools
Advanced geospatial utilities for surveying and mapping — calculate areas from coordinates and visualize spatial files in the browser.
How GIS tools fit together
Start with coordinates or spatial files — measure, validate, and export without desktop GIS software.
Input or upload
Enter UTM/Lat-Long coordinates or drop KML, SHP, GeoJSON, and other vector files.
Visualize on map
Plot boundaries on an interactive map with automatic zoom and layer management.
Measure & export
Calculate areas and lengths, inspect attributes, and export results for office records.
Open a GIS tool
Coordinate-based area calculation and multi-format spatial file viewing — free in your browser.
Which tool should I use?
Pick the utility that matches your data source and field workflow.
Coordinates Area Calculator
Use when you have coordinate lists from Excel, field books, or GPS — enter UTM or Lat/Long, plot points, and measure area or length.
Open calculatorOnline GIS Viewer
Use when you already have spatial files (KML, SHP zip, GeoJSON, DXF) — upload, visualize layers, and read areas from the map.
Open viewerSupported file formats
The Online GIS Viewer handles common spatial exchange formats used in field and office workflows.
Need more calculators & generators?
Explore the full tools hub — land area calculators, FMB utilities, AP resurvey notices, and F-Line document builders.