Free Online KML Tool

KML Viewer and Editor

Open, view, edit, measure and export KML files online for free. Work with map boundaries, routes, polygons and GPS data directly in your browser.

No installation required • Works in any modern browser

View KML Files Online

Open KML files instantly and visualize map boundaries, routes, polygons, GPS tracks and locations on an interactive map.

Edit KML Data

Modify boundaries, paths and markers with easy-to-use map editing tools designed for professionals and everyday users.

Measure Areas & Distances

Calculate area, perimeter and route distance directly from imported KML files with high precision.

Export KML Files

Save your work and export edited projects back to KML format for use in Google Earth and GIS software.

Convert KML to GeoJSON

Import KML files and export them as GeoJSON format for GIS and mapping applications.

Export to Multiple Formats

Save projects as KML or GeoJSON files for compatibility across mapping platforms.

Free Online KML Viewer, Editor and Measurement Tool

Mapulator Web provides a complete KML viewer and editor that works directly in your browser. Open KML files online, visualize map boundaries, edit polygons, update routes and manage GPS mapping data without installing any software.

Whether you work in real estate, agriculture, construction, surveying, utility services or environmental planning, Mapulator helps you analyze KML files and measure area, perimeter and distance accurately.

Import KML files, edit map data, calculate measurements and export updated files back to KML format. Everything runs online and is available free of charge.

Start Using the Free KML Viewer

Import, edit, measure and export KML files directly in your browser.

Open KML Viewer