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GpsPrune vs Viking: catalog facts
GpsPrune	Viking
Free Free and open source.	Free Free and open source under the GNU GPL.
Windows, macOS, Linux	Windows, Linux
Loads arbitrary text formats, XML or data from a GPS receiver Map view on OpenStreetMap with an altitude profile	Edits tracks, routes and waypoints in GPX, KML and TCX Shows OSM, Bing Aerial and other map layers
A plain desktop interface rather than a modern mobile workflow Not a navigation app for use during a trip	Real-time GPS and Mapnik rendering are not available on Windows GTK interface looks dated on Windows
Downloadable app	Downloadable app
Open source	Open source
License: GPL-2.0	License: GPL
No account needed	No account needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 23, 2026

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