Playtime
Updated community averages based on player submissions.
Main Story
30h
Main + Extra
21h 18m
Completionist
26h 22m
Media
5 videos + 8 screenshotsAdd Subnautica to your backlog
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About This Game
Descend into the depths of an alien underwater world filled with wonder and peril. Craft equipment, pilot submarines and out-smart wildlife to explore lush coral reefs, volcanoes, cave systems, and more, all while trying to survive.
Last updated Mar 7, 2026