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Windy vs Ventusky: catalog facts
Windy	Ventusky

Best for: Sailors, pilots and outdoor sports planners checking wind and weather	Best for: Checking wind, rain and temperature forecasts visually across a region
Free + paid options Free to use in the browser, with a paid premium subscription for extra features.	Free + paid options Free to use, with an optional Premium tier.
Web	Web
Compare several forecast models such as ECMWF and GFS Animated wind, wave and radar layers METAR, TAF and NOTAMs for airports Point forecasts for any spot	More than 50 weather layers on one map Compare forecast models such as ECMWF, GFS, ICON and GEM Animated wind visualisation
Needs an internet connection Closed source	Some features need a Premium subscription Requires an internet connection
Web application	Web application
Not open source	Not open source
License not stated	License not stated
No account needed	No account needed
Needs internet	Needs internet
Official website Full listing and sources Sources for Windy windy.com Catalog checked September 23, 2026	Official website Full listing and sources Sources for Ventusky ventusky.com Catalog checked October 1, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.