1 · Add your points
Paste text, upload a picture (we'll crop + OCR it), or load an Excel file.
Paste text
Paste rows as "1, 512345, 3987654" (No, x, y) or just "512345 3987654" or "12321,12312" (x, y — the No column is optional, commas/tabs/spaces all work).
Extract from picture
Big image? Crop to the table region first. OCR runs right in your browser — nothing is uploaded.
Drop images here
or click to browse
Load Excel file
Supports .xlsx, .xls and .csv. We find the No / x / y columns automatically.
2 · Review & edit points
Fix anything, add rows, and validate before building the polygon.
| No | x (6 digits) | y (7 digits) | lat (WGS84) | lon (WGS84) |
|---|
3 · Map preview
Points converted UTM → WGS84 and drawn in order. Toggle how they connect.
4 · Export
Download everything you used to make in ArcMap — right from the browser.
Excel (.xlsx)
First row merged: "UTM WGS84 zone 39N", then No / x / y — exactly what ArcMap's Add XY Data expects.
KML (.kml)
Polygon Placemark in WGS84 lon,lat — opens in Google Earth, QGIS, ArcGIS Earth.
KMZ (.kmz)
The KML, zipped — the compact format you used to save from ArcMap.
GeoJSON (bonus)
Developer-friendly format — handy for web maps and future Supabase storage.
GPX (.gpx)
A track through your points — opens in Garmin, Google Maps, Strava and most GPS apps.