BulkConverter

CSV bulk coordinate conversion — WGS84, UTM, Web Mercator & RD

Upload a CSV, map your X (Longitude) and Y (Latitude) fields, choose From/To CRS, and download a converted CSV. Built for GIS workflows: fast, accurate, and error-safe (rows with issues are kept and flagged).

Open the converter How it works

WGS84 (EPSG:4326), Web Mercator (EPSG:3857), UTM 31/32/33N (EPSG:32631/32632/32633), RD New (EPSG:28992)
QGIS-style CSV import: pick columns from headers
Download-ready output + per-row status/error

How it works

Open the converter and upload your CSV.
Select which CSV columns contain X (Longitude) and Y (Latitude).
Choose your From CRS and To CRS (e.g. WGS84 → UTM 33N).
Download the converted CSV. Rows with issues stay in the file and are flagged.