How to use this tool
- Enter your values or try the example.
- Run the tool and check the result.
- Save the result where a download is available.
Supported features & limits
X is longitude or easting; Y is latitude or northing. Supports the listed northern UTM zones. No geoid heights, grid shifts or cadastral accuracy guarantee. ETRS89/WGS84 epoch differences are not modeled.
What happens to my files?
Your browser reads the file locally. File contents are not sent to our server. Closing or resetting this page clears the working result. Downloaded copies remain on your device.
Maintained by Roman Zmazhenko. Updated 1 November 2026.