Subnautica OST

Read at own risk This article contains unmarked spoilers. Players new to the game would want to avoid or be cautious toward this article.

Cover art featuring a Seamoth and a Reaper Leviathan.

The Subnautica soundtracks were composed by Simon Chylinski. Around January 18, 2018, the official album was gifted to all buyers of the game version on Steam. It can be found and listened to in the Steam Library.

If the soundtracks is not in your Steam library, you can follow these steps to get the soundtrack if you are playing Subnautica on Steam.

• Go to your Steam library and right-click on the game. There should be a button that says "Properties". Click it.
• Next, click on "Local files", browse in the local files and then click on "OST". From here, create a shortcut or copy the file to music.
• Sit back, and enjoy the Subnautica's soundtracks. :)

Alternatively, you can also listen to the soundtracks in:

• (Windows 32-bit OS): "(Drive):\Program Files\Steam\steamapps\common\Subnautica\OST\"
• (Windows 64-bit OS): "(Drive):\Program Files (x86)\Steam\steamapps\common\Subnautica\OST"

It is also available from several different websites;

• iTunes/Apple Music
• Spotify
• Amazon Music
• Google Play
• Deezer

List of Tracks

#	Time	Title	Played when
1	1:49	Salutations	Main Menu, Loading Screen
2	2:58	Into The Unknown	Safe Shallows
3	1:42	Tropical Eden	Floating Island and Safe Shallows
4	1:29	God Rays	Safe Shallows and the during Dangerous Creatures Update trailer
5	2:09	In Bloom	Kelp Forest
6	2:00	Precipice	-
7	2:28	Sun & Moon	Kelp Forest
8	2:10	Finding Life	Safe Shallows
9	2:21	Crush Depth	Jellyshroom Cave
10	1:20	What are You	Primary Containment Facility
11	2:04	Original Inhabitants	Alien Caches and Grassy Plateaus
12	1:18	A Tendency to Float	-
13	1:43	Abandon Ship	End credits, fire in Cyclops
14	1:39	Ahead Slow	Inactive Lava Zone
15	1:40	Alien Expanse	Entering the Quarantine Enforcement Platform, Sea Treader's Path, Dunes or Sparse Reef biome
16	2:16	Alien Passageways	Gravity Lift in the QEP
17	1:45	Alien Spaces	Power room in the QEP
18	2:10	Alterra Science	During the Alterra Science Update trailer
19	1:28	Amid the Kelp	Kelp Forest
20	1:37	Ancient Aliens	Alien Caches
21	1:34	Arc Lights	When in the Seamoth or Prawn Suit
22	1:43	Blood Crawlers	Blood Kelp Zone, Grand Reef, Deep Grand Reef
23	1:34	Blueprint	Aurora Prawn Bay
24	2:11	Bone Fields	Bone Fields
25	1:56	Bring a Medpack	Inactive Lava Zone, Lava Lakes, Blood Kelp Zone, and the Aurora
26	0:56	Buoyancy	Kelp Forest, Grassy Plateaus
27	2:21	Caverns	In Safe Shallows Caves
28	1:08	Coral Reef	Safe Shallows
29	2:29	Crash Site	Crash Zone, Blood Kelp Zone
30	1:07	Cuddlefish	During the Cuddlefish Update Trailer
31	1:30	Dark Matter Reactor	When the player is in the Aurora
32	2:04	Exosuit	When the player is in a Prawn Suit and During the PRAWN Update trailer
33	1:22	Fear the Reapers	Blood Kelp Zone, Inactive Lava Zone
34	1:38	First Immersion	Grassy Plateaus
35	1:40	Ghost Tree	Tree Cove
36	1:59	Ghosts	During the Bones Update Trailer
37	1:40	Habitat	When the player is in a Seabase, the Grassy Plateaus and during the Machinery Update trailer
38	1:10	Infected	When the player enters the Disease Research Facility & The Infected Update trailer
39	2:47	Islands Beneath the Sea	In Grassy Plateaus, Sea Treader's Path, Sparse Reef and Underwater Islands.
40	2:11	Lava Castle	When the player is in the Lava Castle, Alien Thermal Plant, Blood Kelp Zone or Jellyshroom Cave.
41	1:06	Leviathan	During the Voice of the Deep Trailer, fire in Cyclops
42	1:18	Cycle of Life	When the Drive Core is repaired, when the Sea Emperor dies and when the player is cured.
43	1:21	Lost River	When the player enters the Lost River or Grand Reef biomes
44	2:38	Maneuvers	Grassy Plateaus and during the Power Nap Update trailer
45	2:14	Mushroom Forest	When the player is in a Mushroom Forest biome
46	1:22	Observatory Zen	When the player is in an Observatory
47	1:09	Red Alert	When the Cyclops is under attack by Leviathan class predators & The Silent Running Trailer
48	1:06	Rock It!	During the Ghost Update Trailer
49	1:30	Safe in Kelp forest	When the player is in the Kelp Forests
50	1:26	Seamoth	Intro cutscene; When a fire is on board the Cyclops
51	2:04	Shadow of the Reefback	When the player is in the Grassy Plateaus
52	1:49	Shallows	When the player is in the Safe Shallows
53	1:18	Sunbeam	When the Sunbeam countdown starts, Safe Shallows
54	2:43	Unknown Flora	Upon arrival at the Underwater Islands
55	1:18	Violet Beau	Upon arrival on the Mountain Island
56	1:54	Lift Off	Launch of the Neptune Escape Rocket

Trivia

• Track 32, is named "Exosuit" because the original name for the Prawn Suit was Exosuit, and the track had been made prior to the name change.
• Rock It! was originally called Void and Cuddlefish was originally called Dive Buddy.
• In Alien Expanse, Donald Trump saying "China" can be heard at around 1:17.

• One track called Docking was used in the Coffee and Castles trailer but is not on OST or in the game.
  • Docking was first used in Natural Selection II. 

• In the properties of almost every music file, in the comments there are random characters, fun sentences, possible origins of the music, and shout outs. These were probably made by Simon Chylinski.
• There is no OST for the Eye Candy trailer.
• The total play time of all combined music is one hour, 39 minutes, and 30 seconds.