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Subnautica 2 Map
Status: Expanding

Subnautica 2 on Steam

Steam Early Access details, PC features and how to use the map tracker as a second screen.

Subnautica 2 enters Steam Early Access on May 14, 2026 at 15:00 UTC. Listed features include single-player, online co-op, cross-platform multiplayer, Steam Cloud and Family Sharing. Check the Steam page for current system requirements — Early Access performance requirements can change as Unknown Worlds optimizes the game.

For the second-screen workflow on PC or Steam Deck: open the map tracker in a browser, use the search input to find markers, and copy the share button URL to send a filtered view to a co-op partner. Live filters open at Phase-1.5.

Continue exploring

  1. Open Map TrackerPre-launch markers grouped by confidence.
  2. Map Size guideWhat is confirmed, what is unknown.
  3. Early Access detailsUnlock time per region and platform notes.

Frequently asked

Is Subnautica 2 on Steam?
Yes. Subnautica 2 launches into Early Access on Steam on May 14, 2026 at 15:00 UTC.
Does Subnautica 2 support Steam co-op?
Yes. Up to 4-player online co-op and cross-platform multiplayer are listed on the Steam page.
Can I use the map tracker on Steam Deck?
Yes. Open this site in your browser as a second screen. The static showcase is mobile-friendly; Phase-1.5 adds a map canvas that also works on small viewports.

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