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Subnautica: Below Zero

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App ID 848450
App Type Game
Developer
Publisher Unknown Worlds Entertainment
Franchise Subnautica, KRAFTON, Inc.
Supported Systems Windows macOS
Technologies Unity Engine
Last Changenumber 31603841
Last Record Update 10 October 2025 – 20:40:57 UTC ()
Release Date 14 May 2021 – 04:08:10 UTC ()
😎 89.10%
99k reviews
883
In-Game
🌎 Open World Survival Craft 🌲 Survival 🌊 Underwater 🌍 Open World 😱 Horror

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.

Screenshots

Additional Information

Developer Unknown Worlds Entertainment
metacritic_name Subnautica Below Zero
controller_support full
community_visible_stats Yes
ReleaseState released
Publisher Unknown Worlds Entertainment
Store Release Date 14 May 2021 – 04:08:00 UTC ()
osarch 64
community_hub_visible Yes
vrheadsetstreaming Yes
Social Media https://discord.gg/subnautica
https://www.facebook.com/subnautica/
https://twitch.tv/subnautica
https://x.com/Subnautica
https://www.youtube.com/subnautica/
Primary Genre Adventure (25)
Store Genres Adventure (25), Indie (23)
Steam Release Date 14 May 2021 – 04:08:10 UTC ()
Store Asset Modification Time 8 July 2025 – 03:21:52 UTC () (1751944912)
library_assets
library_capsuleen
library_heroen
library_logoen
logo_position ↴
pinned_positionCenterCenter
width_pct38.95348837209298
height_pct39.52196627879363
osextended macos64
name_localized
koreana서브노티카: 빌로우 제로
japaneseサブノーティカ：ビロウゼロ
schinese深海迷航：冰点之下
tchinese深海迷航 : 氷點之下
review_score 8
review_percentage 90
Detected Technologies (?) Unity Engine, Autodesk_FBX SDK, FMOD SDK, Game_Development_Kit SDK, Sentry SDK, SteamworksNET SDK, UnityBurst SDK
Steam Deck Compatibility
  • Steam Deck:
  • All functionality is accessible when using the default controller configuration
  • This game shows Steam Deck controller icons
  • In-game interface text is legible on Steam Deck
  • This game's default graphics configuration performs well on Steam Deck
  • Note: This game does not default to external Bluetooth/USB controllers on Deck, and may require manually switching the active controller via the Quick Access Menu
  •  
  • SteamOS:
  • This game runs successfully on SteamOS
  • Note: This game does not default to external Bluetooth/USB controllers on SteamOS, and may require manually switching the active controller via the Quick Access Menu
  •  
  • category: Verified
  • steamos_compatibility: Compatible
  • test_timestamp: 12 August 2025 – 00:00:00 UTC
  • tested_build_id: 18630105
  • configuration:
    supported_inputgamepad
    requires_manual_keyboard_invoke0
    requires_non_controller_launcher_nav0
    primary_player_is_controller_slot_01
    non_deck_display_glyphs0
    small_text0
    requires_internet_for_setup0
    requires_internet_for_singleplayer0
    recommended_runtimeproton-9.0-4RC
    requires_h2640
    requires_voice_files0
    gamescope_frame_limiter_not_supported0
    hdr_support0
controllertagwizard Yes
Early Access Release Date 30 January 2019 – 00:00:00 UTC ()
First seen on SteamDB 16 April 2018 – 14:21:36 UTC (), in changelist #4316457

Supported Languages

23 Languages Interface Full Audio Subtitles Achievements
English Yes Yes Yes Yes
French Yes Yes Yes
Italian Yes Yes Yes
German Yes Yes Yes
Spanish - Spain Yes Yes Yes
Japanese Yes Yes Yes
Korean Yes Yes Yes
Portuguese - Brazil Yes Yes Yes
Spanish - Latin America Yes Yes Yes
Russian Yes Yes Yes
Simplified Chinese Yes Yes Yes
Turkish Yes Yes Yes
Ukrainian Yes Yes Yes
Czech Yes Yes Yes
Finnish Yes Yes Yes
Hungarian Yes Yes Yes
Polish Yes Yes Yes
Traditional Chinese Yes Yes
Slovak Yes Yes
Portuguese - Portugal Yes
Danish Yes
Dutch Yes
Greek Yes

Tags

🌎 Open World Survival Craft 🌲 Survival 🌊 Underwater 👤 Singleplayer 🌍 Open World 😱 Horror 🗺 Exploration 🏠 Base Building 🌱 Indie 🗺️ Adventure 🕹️ Multiplayer 🔧 Crafting 🙌 First-Person 🎒 Survival Horror 🚀 Sci-fi 👽 Aliens 💥 Action 🌫 Atmospheric 📚 Story Rich 🧱 Sandbox

Categories

Single-player Steam Achievements Steam Trading Cards Steam Cloud Remote Play on TV Family Sharing Cloud Gaming Cloud Gaming (NVIDIA)

Hardware Categories

Full Controller Support DualShock Controllers (USB Only)

Assets

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logo_small b300892d3baea03721b90f611cb3b7ef94214e69_thumb
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small_capsule
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header_image
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library_assets_full
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library_hero ↴
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image2x/englishlibrary_hero_2x.jpg
library_logo ↴
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Assets
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hero_capsulehero_capsule.jpg
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page_background_pathapp/848450
raw_page_backgroundpage_bg_raw.jpg
timestamp8 July 2025 – 03:22:07 UTC

Trailer 361258 ↴

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timestamp 13 April 2021 – 13:57:54 UTC

Trailer 370296 ↴

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timestamp 18 May 2021 – 00:45:02 UTC

Trailer 206949 ↴

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all_ages true
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timestamp 30 January 2019 – 18:02:16 UTC
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