Subnautica game cover

Simulation

Celebrated classic

Simulation

Subnautica

A deep-sea survival adventure on an alien ocean planet, where the abyss hides both beauty and danger.

Featured classicPC & consolesAcclaimedVia official store

About Subnautica

Subnautica strands you on an alien ocean planet after your spaceship crashes, and the only way home is to survive beneath the waves. You start with a lifepod, a fabricator, and the ocean all around you, gathering resources while learning which creatures are curious, dangerous, or both. As you dive deeper, you build bases, submarines, and diving equipment that let you explore biomes ranging from sunlit coral reefs to pitch-black trenches teeming with leviathans. The game has no combat focus — instead, survival means managing oxygen, food, water, and your own fear of the deep. Its story unfolds through radio signals, wrecked ships, and ancient alien ruins, guiding you toward a way off the planet. The sense of discovery, atmosphere, and genuine dread of the unknown depths make it one of the most memorable survival games ever made.

Game details

CTRLControls
Open the official page, wait for the host to load, then follow the controls and prompts shown inside the game.
DEVSupported devices
Desktop, mobile, and tablet browsers where the destination page supports play.
CATCategory
Simulation
SRCSource
Steam.
LINKAccess
Official store page.
UPDUpdated
Link verified in 2026.

How to play

Click Open Official Site, let the external game host load in a new tab, then follow the controls shown there. If the host is slow, return to ShouyouRadar and try another game from the same category.

Subnautica FAQ

Is Subnautica free?

No — it is a paid game available on Steam, Epic, PlayStation, and Xbox.

Is Subnautica a horror game?

It is a survival game with strong atmosphere and some genuinely tense moments in deep, dark waters, but it is not a traditional horror game.

Do I need to fight creatures?

No — there are no guns and combat is not the point. Most threats are avoided with movement, lights, and smart route planning.

How do I get fresh water and food early on?

Craft filtered water with the fabricator, cook fish you catch, and look for nutrient blocks in supply crates. Early tools like the scanner help you find resources faster.

Can I build bases in Subnautica?

Yes — base building is a core feature, including power, water, storage, and vehicle bays, anywhere in the ocean.