About Subnautica
An underwater survival adventure on an alien ocean planet. Explore stunning coral reefs, deep sea trenches, and bioluminescent caves while managing oxygen, hunger, and the fear of what lurks in the depths.
How to Play
Crash-land on an alien ocean world. Gather resources from the sea floor and scan alien lifeforms. Build underwater habitats and submarines. Craft tools and equipment. Explore deeper and more dangerous biomes. Manage your oxygen supply. Follow the story to find a way off the planet.
Screenshots
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Frequently Asked Questions
Is Subnautica free to play?
Subnautica is a paid game costing $29.99.
What platforms is Subnautica available on?
Subnautica is available on PC, Console.
Who developed Subnautica?
Subnautica was developed by Unknown Worlds and published by Unknown Worlds. It was released in 2018.
What is the rating of Subnautica?
Subnautica has a rating of 4.8/5.
What age rating does Subnautica have?
Subnautica is rated E10+.
Last updated: September 23, 2026
