Released May 13, 2021 $29.99 Very Positive Counts toward your Steam games

Subnautica: Below Zero

By Unknown Worlds Entertainment

Open World Survival Craft Survival Underwater Singleplayer Open World Horror Exploration Multiplayer Base BuildingAdventureIndieCrafting

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Followers —

Reviews 99,699 Very Positive

Players yesterday 698 at the busiest moment

Owners 2M–5M estimated

Subnautica: Below Zero is a game tagged Open World Survival Craft, Survival and Underwater by Unknown Worlds Entertainment, released May 13, 2021. It has 99,699 Steam reviews (Very Positive). It has an estimated 2M–5M owners on Steam. The Steam games most like it include Subnautica, Unshallow and Subnautica 2.

Dive into a freezing underwater adventure on an alien planet. Below Zero is set two years after the original Subnautica. Return to Planet 4546B to uncover the truth behind a deadly cover-up. Survive by building habitats, crafting tools, & diving deeper into the world of Subnautica.

From the Steam page

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<a href="https://launchrivals.com/games/848450-subnautica-below-zero"><img src="https://launchrivals.com/games/848450/badge.png" alt="Subnautica: Below Zero launch date" width="320" height="84"></a>

<a href="https://launchrivals.com/games/848450-subnautica-below-zero"><img src="https://launchrivals.com/games/848450/badge.png?theme=light" alt="Subnautica: Below Zero launch date" width="320" height="84"></a>

Subnautica 99% match · Open World Survival Craft, Survival, Underwater
Unshallow 83% match · Open World Survival Craft, Survival, Underwater
Subnautica 2 83% match · Survival, Underwater, Singleplayer
Under A New Sun 82% match · Open World Survival Craft, Survival, Underwater
Stranded Deep 79% match · Open World Survival Craft, Survival, Underwater
Short Snow | Cold Survival Game 78% match · Open World Survival Craft, Survival, Singleplayer
Breathedge 78% match · Open World Survival Craft, Survival, Singleplayer
Whisper of the Swallows 77% match · Open World Survival Craft, Survival, Singleplayer
Cube Life: Island Survival 77% match · Open World Survival Craft, Survival, Singleplayer
Odd Woods 76% match · Open World Survival Craft, Survival, Singleplayer

Steam data

Everything Steam lists for Subnautica: Below Zero · record updated 3 hours ago

Steam store

Overview

App ID848450

Release dateMay 13, 2021

Last change number37730503

Last record update3 hours ago

App type: Game
Developer: Unknown Worlds Entertainment
Publisher: Unknown Worlds Entertainment
Steam profile: Counts toward game count and achievement totals · checked Nov 1, 2025
Franchise: Subnautica, KRAFTON, Inc.
Website: unknownworlds.com/subnautica
Links: Facebook Twitch X YouTube Discord

Language	Interface	Full audio	Subtitles
English	Yes	Yes	Yes
French	Yes		Yes
Italian	Yes		Yes
German	Yes		Yes
Spanish - Spain	Yes		Yes
Japanese	Yes		Yes
Korean	Yes		Yes
Portuguese - Brazil	Yes		Yes

All 18 languages

Language	Interface	Subtitles
Spanish - Latin America	Yes	Yes
Russian	Yes	Yes
Simplified Chinese	Yes	Yes
Turkish	Yes	Yes
Ukrainian	Yes	Yes
Czech	Yes	Yes
Finnish	Yes	Yes
Hungarian	Yes	Yes
Polish	Yes	Yes
Traditional Chinese	Yes	Yes

Windows macOS 64-bit

Steam Deck: Verified
Controller: Full support

Single-playerSteam AchievementsSteam Trading CardsSteam CloudRemote Play on TVFamily SharingFull controller supportPlayStation controllers

Prices

Price · US$29.99

On sale0 of 41regions right now

Lowest seen · US$29.99Oct 24, 2026

Checked1 day agoin 41 regions

Thailand฿THB

Every price change is kept from Oct 24, 2026 on. Pick a region below to compare.

Patches

Build	Branch	Updated
20245197	experimental	Oct 3, 2025
20245197	public	Oct 3, 2025

Packages & DLC

ID	Name	Games	Price (US)
265866	Subnautica: Below Zero	1	$29.99
594137	Subnautica: Below Zero - Commercial License	1	$29.99
21468 Bundle	Subnautica: Below Zero Sub-Sonic Edition	0	$8.99
10076 Bundle	Subnautica Deep Ocean Bundle	1	$26.99

Depots

ID	Name	Systems	Size	Download	Manifest
228985	— shared from 228980	Windows	—	—	—
228988	— shared from 228980	Windows	—	—	—
848451	—	All	—	—	—
848452	—	Windows	7.90 GB	4.74 GB	3284616936916893028
848453	—	macOS	7.97 GB	4.75 GB	5213898712116806574

Branch	Build	Updated	Access
public	20245197	Oct 3, 2025	Open
experimental Automatic daily updates. Lots of bugs!	20245197	Oct 3, 2025	Open

Configuration

Install foldersteamapps/common/SubnauticaZero

Executable	Arguments	Systems	Description
SubnauticaZero.exe	-silent-crashes -vrmode none	Windows · 64-bit	Launch
SubnauticaZero.app		macOS	Launch
Subnautica32.exe		Windows · 32-bit	Launch

Space per player9.31 GB

Filesup to 10,000

Save locations1

Root	Path	Pattern	Systems
gameinstall	SNAppData/SavedGames	.	All

Screenshots

Update history

Oct 25, 2026 · 12:41 #37730503
- appid removed
- common.ReleaseState added released
- common.releasestate removed

Data from public Steam pages, updated daily; 2 days of history. Owner counts are estimates. LaunchRivals is not affiliated with Valve or Steam.

Subnautica: Below Zero

About Subnautica: Below Zero

Steam data

Overview

App info

Languages

Platforms

Features

Related apps

Prices

Thailand฿THB

Americas 10

Europe 5

CIS 4

Asia-Pacific 15

Middle East & Africa 7

Patches

Builds

Packages & DLC

Packages

Depots

Depots

Branches

Configuration

Launch options

Cloud saves

Screenshots

Update history

Changes to the Steam record