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MyTourbook vs Viking: catalog facts
MyTourbook	Viking
Free Free software with no paid tier.	Free Free and open source under the GNU GPL.
Windows, macOS, Linux	Windows, Linux
Imports tours from many GPS devices and bike computers Automatic tour comparison and segmenting	Edits tracks, routes and waypoints in GPX, KML and TCX Shows OSM, Bing Aerial and other map layers
Dense desktop interface with a learning curve Some device imports have been removed over time, such as Suunto 9	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 not stated	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.