Top 10 Free Map Data Conversion Tools

Discover the best free tools for converting map data between different formats, from online converters to desktop applications.

Why Use GIS Conversion Tools?

Geographic data comes in many formats, and different applications require different file types. Whether you're working with web maps, desktop GIS software, or mobile applications, having the right conversion tools can save you time and ensure compatibility across platforms.

Pro Tip: Always keep backups of your original data before converting, and verify the converted output to ensure data integrity.

1. MapfileConverter (This Site)

Online • Free • No Registration

Recommended

Browser-based converter supporting all major GIS formats including GeoJSON, Shapefile, KML, GPX, and more. No file uploads to servers - all processing happens in your browser for maximum privacy.

GeoJSONShapefileKML/KMZGPXCSV
✓ Privacy-focused✓ No installation✓ Fast processing
Try Now →

2. QGIS

Desktop • Free • Open Source

Professional desktop GIS software with extensive format support and advanced conversion options. Ideal for complex data processing and batch conversions.

✓ Professional features✓ Batch processing⚠ Learning curve
Download →

3. GDAL/OGR

Command Line • Free • Open Source

Powerful command-line tools for geospatial data conversion and processing. The backbone of many GIS applications with support for 200+ formats.

✓ Most formats✓ Scriptable✗ Command line only
Learn More →

4. MyGeodata Converter

Online • Free/Paid • Registration Required

Web-based converter with support for many formats and coordinate systems. Offers both free and premium tiers with different file size limits.

✓ Many formats✓ CRS support⚠ File size limits
Visit →

5. GPS Visualizer

Online • Free • No Registration

Specialized in GPS and track data conversion. Excellent for converting between GPX, KML, and other GPS formats.

✓ GPS focused✓ Track analysis⚠ Limited formats
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More Great Options

6. FME Desktop (Safe Software)

Professional ETL tool with free trial

✓ Enterprise features • ✗ Expensive

7. Mapshaper

Online tool for simplifying and converting

✓ Simplification • ✓ Free • ⚠ Limited formats

8. ArcGIS Online

Esri's cloud platform with conversion tools

✓ Professional • ✗ Subscription required

9. GeoConverter

Simple online converter for basic formats

✓ Simple • ✓ Free • ⚠ Basic features

10. PostGIS

Database extension with conversion functions

✓ Database integration • ✗ Technical setup

Quick Comparison

ToolTypeCostEase of UseFormat Support
MapfileConverterOnlineFree⭐⭐⭐⭐⭐⭐⭐⭐⭐
QGISDesktopFree⭐⭐⭐⭐⭐⭐⭐⭐
GDAL/OGRCLIFree⭐⭐⭐⭐⭐⭐⭐

Ready to Convert Your GIS Data?

Start with our free, privacy-focused online converter - no registration required!

Start Converting Now