Subnautica 2 Download
Subnautica 2 is available now for download through Steam, Epic Games Store, Xbox / Microsoft Store, PC Game Pass, and Xbox Game Pass Ultimate.
Last updated: May 2026
Download Now
Subnautica 2 is available now. You can download and install it through Steam, Epic Games Store, Xbox / Microsoft Store, or access it through Game Pass on supported platforms.
Download Options
| Feature | Platform | How to access | Where to open it |
|---|---|---|---|
| Steam | Purchase | Steam store or Steam library | |
| Epic Games Store | Purchase | Epic store page | |
| Xbox / Microsoft Store | Purchase or Game Pass | Microsoft Store | |
| PC Game Pass | Subscription access | Part of PC Game Pass | |
| Xbox Game Pass Ultimate | Subscription access | Part of Game Pass Ultimate |
Steam
Download Subnautica 2 from the Steam store page. If you already purchased it, find it in your Steam library and click Install. Steam downloads can be slow during high-traffic periods — try pausing and resuming if speed is low. The game requires approximately 20 GB of storage.
Epic Games Store
Subnautica 2 is available on the Epic Games Store. If you purchased it there, find it in your Epic library and download from there. Restart the Epic client if the game does not appear in your library immediately.
Xbox / Microsoft Store
On Xbox Series X|S, search for Subnautica 2 in the Microsoft Store. On Windows PC, you can also find it in the Microsoft Store app. Xbox Game Preview users can find and download the game directly. If you have Xbox Game Pass Ultimate or PC Game Pass, find the game in your subscription library.
Game Pass
Xbox Game Pass Ultimate and PC Game Pass include Subnautica 2 at no additional cost. Find the game in your Game Pass library on Xbox or PC and download it. Note: console-only Xbox Game Pass (not Ultimate) does not include Subnautica 2 — you need PC Game Pass or Ultimate.
Troubleshooting
If you cannot find Subnautica 2 in your library or the download button is missing, here are the most common solutions by platform:
Steam — install button missing or slow download
Check the Steam store page directly. If you already purchased, find it in your library. Steam downloads are often slow during launch-day traffic — pausing and resuming or changing the download region in Steam settings can help. The game is approximately 20 GB.
Epic Games Store — game not in library
Check the Epic Games Store page directly. Restart the Epic client. If you purchased, verify the purchase in your account order history.
Game Pass — Subnautica 2 not showing
Verify your subscription tier. Only Xbox Game Pass Ultimate and PC Game Pass include Subnautica 2 — console-only Game Pass does not. Sign out of your Microsoft account and sign back in, then check the Microsoft Store or Xbox app again.
System Requirements
Before downloading, ensure your PC meets the minimum requirements. The game requires approximately 20 GB of storage and an SSD is recommended for faster loading. See the system requirements page for full specs.
Frequently Asked Questions
Where can I download Subnautica 2?
Subnautica 2 is available on Steam, Epic Games Store, Xbox / Microsoft Store, PC Game Pass, and Xbox Game Pass Ultimate.
Is Subnautica 2 on Game Pass?
Yes. Xbox Game Pass Ultimate and PC Game Pass include Subnautica 2 at no additional cost. Console-only Game Pass does not include it.
Is Subnautica 2 on Epic Games Store?
Yes. Subnautica 2 is available on the Epic Games Store. Open the Epic Games Store page or your Epic library to install it.
The download button is missing or the game is not in my library. What do I do?
Sign out and sign back in to the relevant store client (Steam, Epic, Xbox). Verify your purchase in order history. For Game Pass, confirm your subscription tier is Ultimate or PC Game Pass, not console-only Game Pass.
How much storage space does Subnautica 2 need?
Subnautica 2 requires approximately 20 GB of storage space. An SSD is recommended.