When was Subnautica 2 last updated on Steam?

The last update for Subnautica 2 on Steam (patch note or public build) was on Oct 6, 2026. The most recent developer announcement was posted on Oct 15, 2026.

How long has Subnautica 2 been in Early Access?

Subnautica 2 entered Steam Early Access on May 14, 2026 and has been in Early Access for 5 months (160 days).

Will Subnautica 2 leave Early Access?

Based on the Steam store Early Access section, the developer has mentioned an Early Access duration of about 3 years. This is parsed public store copy, not a contractual commitment.

Steam AppID #1962700·Developer: Unknown Worlds Entertainment·Publisher: Unknown Worlds Entertainment

Is Subnautica 2 Abandoned?

Subnautica 2 is an underwater survival adventure set on an all-new alien world, developed by Unknown Worlds. Play alone or with friends in 4-player co-op. Adapt to survive by building custom bases and crafting tools. Explore the unknown to uncover the mysteries hidden within the depths.

ActiveActivity Score: 95 / 100

Last checked: Oct 23, 2026 (UTC)

Developer? Correct this page

Active — last game update shipped 16 days ago (Oct 6, 2026).

In Early Access

5 months

Since May 14, 2026

Dev plan: ~3 years

Current Players

1,853

Steam concurrent (no key)

Last Update

Oct 6, 2026

Patch or public build (lastShipAt)

Last developer post

Oct 15, 2026

Community announcement feed

Last Build Update

Oct 6, 2026

via steamcmd.net

Updates (Last 12m)

10 patches · 42 posts

Past 365 days

Steam Reviews

Very Positive (91%)

129,061 reviews

Why This Status? (Deterministic Signal Audit)

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Shipped a game update 15 days ago (Oct 6, 2026).Signal Date: 2026-10-06
Last developer announcement posted on Oct 15, 2026 (6 days ago).Signal Date: 2026-10-15

36-Month Update Cadence Timeline

Monthly shipped patches vs. developer community posts for Subnautica 2 (UTC)

Patches (8)Dev Posts (4)

Nov 23Nov 24Nov 25Oct 26

Recent Official Developer Announcements

Filtered strictly to official Steam Community Announcements (feed_type = 1), excluding third-party press articles.

Oct 15, 2026

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Voyage to Early Access 2 Begins

Oct 6, 2026Patchnotes

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Subnautica 2 Early Access Buddy System Hotfix 2

Sep 1, 2026Patchnotes

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Subnautica 2 Early Access Buddy System Hotfix 1

Aug 20, 2026

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Healing the Ocean, Together: Subnautica 2 × The Ocean Cleanup

Aug 19, 2026Update / Changelog

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Subnautica 2 Early Access 1.2 - Buddy System Update

Aug 18, 2026Update / Changelog

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Update Vlog - Early Access 1.2 (Buddy System)

Aug 12, 2026

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Subnautica 2 Experimental Branch Released

Jul 14, 2026Patchnotes

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Subnautica 2 Early Access Hotfix 4

Jul 8, 2026Update / Changelog

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Subnautica 2 Early Access 1.1 - Adaptive Measures Update

Hello Subnauts, Subnautica 2’s Early Access 1.1 update, Adaptive Measures, is out now! This update includes a ton of quality-of-life fixes, including the much-requested FOV slider, and adds targeted improvements to the game. Anything marked with a 🤿 indicates a change that came

Jul 7, 2026Update / Changelog

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Update Vlog - Early Access 1.1 (Adaptive Measures)

Subnautica 2 Creative Director Anthony Gallegos is back! This time he's walking through what you can expect from our Early Access 1.1 update, Adaptive Measures, coming out tomorrow (July 8th, 2026.) He also outlines some of the features and content coming in the near future for o

Is Subnautica 2 still being developed?

Subnautica 2’s last public Steam update was Oct 6, 2026. The developer’s latest Steam post was on Oct 15, 2026 (announcement). To judge for yourself, see How to tell if an Early Access game is abandoned.

Frequently Asked Questions About Subnautica 2

Is Subnautica 2 abandoned?: Based on public Steam records, Subnautica 2's last default-branch update was Oct 6, 2026. Our status only measures public Steam activity, not private development.
When was Subnautica 2 last updated on Steam?: The last update for Subnautica 2 on Steam (patch note or public build) was on Oct 6, 2026. The most recent developer announcement was posted on Oct 15, 2026.
How long has Subnautica 2 been in Early Access?: Subnautica 2 entered Steam Early Access on May 14, 2026 and has been in Early Access for 5 months (160 days).
Will Subnautica 2 leave Early Access?: Based on the Steam store Early Access section, the developer has mentioned an Early Access duration of about 3 years. This is parsed public store copy, not a contractual commitment.