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OpenTopoMap vs OpenStreetMap: catalog facts
OpenTopoMapOpenStreetMap
Free

Free to use in the browser.

Free

Free to use; the map data is available under an open license.

Web Web
  • Topographic style with contours from elevation data
  • Based on OpenStreetMap
  • Map data free to use under an open license
  • Anyone can correct or add places
  • A map viewer rather than a route planner
  • Site text is partly in German
  • Coverage and detail vary by region
  • The website itself has no offline use; offline access needs a separate app
Web application Web application
Closed source Open source
License not stated License not stated
No account needed Not stated if an account is needed
Not stated if it works offline Needs internet

Checked September 24, 2026

Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.