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A small collection of useful tools for GIS professionals, cartographers, and spatial thinkers. Everything runs in your browser — nothing is uploaded to a server.
Convert between Decimal Degrees (DD), Degrees Minutes Seconds (DMS), and Degrees Decimal Minutes (DDM). Instant, copy-to-clipboard.
Convert between distance, area, and angle units used in GIS and surveying — meters, kilometers, feet, acres, hectares, and more.
Convert CSV files with coordinates to GeoJSON in one click. Also reads EXIF metadata from photos: GPS, camera model, and more.
Set any origin on the map and generate reachability zones — see how far you can travel by car, foot, or bike in 10–60 minutes.
Draw a path on the map and instantly get a real elevation profile from global terrain data. Download as CSV or SVG chart.
Paste a list of addresses to get coordinates, or coordinates to get addresses. Batch up to 200 rows, see results on a live map, download CSV.
Click any US location to see census tract data: population, median age, household income, home value, homeownership, and unemployment. Powered by the US Census Bureau ACS.