Soundtrack Portal

Steam album artwork.

The INFRA soundtrack was composed by Finnian Langham. It consists of a variety of ambient, industrial and action oriented tracks. The soundtrack is available for purchase on Steam, which includes both .mp3 and .flac versions of the tracks listed below.

Track Listing

OST #	Game #	Track Title	Filename	Time	Level location	Comments
47	01	Radio 5	action.wav	1:52	Played on a radio.	TODO
30	02	Point Elias	ambient.wav	2:46	Business2: Played at Point Elias metro station, after the steam pipe bursts.	TODO
27	03	Approach with Caution	approach.wav	1:27	Stormdrain: Played in the storm drain when the flood alarm is activated.	TODO
26	04	Bodies	bodies.wav	0.25	Bunker: Played when Mark enters the room full of corpses from the metro incident.
25	05	Bunker Ambient	bunker.wav	1:03	Bunker: Played right after Mark opens the metal shutters overlooking the metro incident in the control room.	TODO
08	06	Collapse	collapse.wav	3:12	Tunnel1: Played when the floodgates fail and the ceiling begins to collapse.	Can be dated back to October 4th, 2012.
N/A	07	Collapse (Slowed)	collapse_slow.wav	2:42	Sewer2: Played when the flood door override button is pressed, causing the room to collapse.	TODO
19	08	Cracks in the Wall	cracks.wav	0:43	Waterplant: Played when the ceiling collapses behind Mark and gas starts leaking in the corridor leading to the water plant.	TODO
39	N/A	Credits	Only available in OST.	1:54	Does not appear in retail game.	Full version of the credits track.
N/A	22	Credits (Part 1)	part1endingm.wav	0:21	Sewer2: Played at the end of Part 1 when the ceiling collapses on Mark in Hartman's hidden office.
N/A	23	Credits (Part 2)	part2endingm.wav	1:39	Powerstation: Played at the end of Part 2 when Mark collapses after being electrocuted.	TODO
22	10	Dynamite Trap	dynamite.wav	0:36	Servicetunnel: Played while the dynamite under the skyscraper is being detonated.	TODO
02	11	Falling for the Night	falling.wav	1:54	Reserve1: Played after Mark calls his boss at the start of the level.	TODO
12	12	Furnace	furnace.wav	1:32	Furnace: Played when Mark enters the rolling hall of the steelmill.	TODO
04	13	Hartman's Speech	hartmann.wav	1:15	Reserve2: Played when Hartman's tape is activated in the dam control room.	TODO
36	14	Hazardous	hazardous.wav	1:26	Reactor: Played when Mark fails to stabilize the reactor and is forced to evacuate.	TODO
N/A	15	Hazardous (Slowed)	hazardous_slow.wav	2:51	Tunnel3: Played when Mark steps on the makeshift raft and it detaches from the dock.	TODO
32	16	Lakeside	lakeside.wav	3:48	River: Played when Mark exits the cave into the tenement's graveyard.	TODO
05	17	Lookout	lookout.wav	0:47	Reserve2: Played when Mark reaches the top of the viewing platform.	Can be dated back to January 22nd, 2015, in a remixed form.
01	18	Menu	menu.wav	2:28	Main Menu: Played in loop when on the main menu.	Can be dated back to December 5th, 2014.
07	20	No Signs of Life	no.wav	2:00	Tunnel1: Played when Mark enters the long corridor at the start of the level which leads to the office.	Can be dated back to October 4th, 2012.
13	21	Panic Threshold	panic.wav	3:33	Furnace: Played when Mark lights fire to the gas leaks within the furnace room.	One of the oldest songs, can be dated back to October 23rd 2011.
18	25	Pick Yourself Up	pick.wav	0:51	Sewer3: Played at the start of level as Mark recovers and picks himself up.	TODO
21	26	Platform	platform.wav	1:36	Central: Played after the train passes through the metro tunnel causing the ceiling to collapse.	TODO
28	24	Powerstation	part3beginm.wav	0:32	Powerstation2: Played at the start of the level as Mark once again recovers and picks himself up.	The in-game version of this track is only 0:25 minutes long.
43	27	Radio 1	radio1.wav	1:57	Reserve1: Played by the radio in Mark's car at the start of the level.	TODO
44	28	Radio 2	radio2.wav	4:00	Played on a radio.	TODO
45	29	Radio 3	radio3.wav	3:45	Played on a radio.	TODO
46	30	Radio 4	radio4.wav	3:04	Played on a radio.	Can be dated back to December 5th, 2014.
37	31	Reactor 1	reactor1m.wav	1:52	Reactor: Played when Mark arrives on the reactor's control and pumping hall's floor.	TODO
38	32	Reactor 2	reactor2m.wav	1:52	Reactor: Played when Mark arrives on the bottom floor of the reactor building.	TODO
10	33	Rebuild	rebuild.wav	5:17	Tunnel4: Played at the end of the raft ride as Mark exits the tunnel.	TODO
11	34	Routine	routine.wav	0:51	Furnace: Played as Mark exits the Bergmann tunnel system into a courtyard of the steelmill.	TODO
17	35	Sewer Depths	sewer.wav	1:28	Sewer: Played when Mark drops into the sewers from the metro maintenance access.	TODO
31	37	Tenements	tenements1.wav	2:00	Tenements: Played when Mark exits the tenement's border inspection and into the main courtyard.	TODO
23	38	Tense Thumps	tense.wav	1:48	Servicetunnel: Played after the dynamite room when Mark exits through a collapsing corridor.	TODO
03	09	The Dam	dam.wav	1:52	Reserve2: Played when Mark descends the elevator at the start of the level.	TODO
34	19	The Mist	mist.wav	2:00	Villa: Played when Mark activates the recording found in the villa library.	TODO
15	36	The Surface	surface.wav	0:42	Watertreatment: Played when Mark exits the tunnel and looks over the water treatment plant.	TODO
35	39	To Save a City	to.wav	2:21	Npp: Played as Mark enters the administrative building of the nuclear power plant.	TODO
14	40	Tower	tower.wav	1:32	Tower: Played when Mark reaches the top of the exhaust fume tower, overlooking Stalburg.	TODO
N/A	41	Trailer 2 (Cut)	trailer2_cut.wav	0.26	Does not appear in retail game.	Clipped version of the music track found in the ending of the INFRA: Part 3 Trailer.
20	42	Trainstation	trainstation.wav	0:40	Minitrain: Played when the ceiling collapses behind Mark in the minitrain tunnel past the code locked door.	Can be dated back to January 22nd, 2015.
06	43	Under the Bridge	under.wav	2:40	Reserve3: Played when Mark exits the cave system.	Can be dated back to May 20th, 2012.
09	44	Underwater Radar	underwater.wav	3:41	Tunnel4: Played during the raft ride as Mark enters the mushroom filled caverns.	TODO
16	45	Unfamiliar Environment	unfamiliar.wav	2:34	Sewer: Played when Mark enters the area filled with burst gas pipes and fires.	TODO
33	46	Villa	villa1.wav	1:12	Villa: Played when Mark exits the cave and discovers the Villa.	TODO
24	47	Walter's Office	walter.wav	2:31	Skyscraper: Played when Mark enters Walter's office.
29	48	What Happened Here	what.wav	1:29	Isle1: Played as Mark exits the cave and moves on to the waterfront.	TODO
40	49	Trailer 1	N/A	1:59	Does not appear in retail game.	Played in the first trailer of Infra.
41	50	Trailer 2	N/A	1:07	Does not appear in retail game.	Played in the trailer for Part 2.
42	51	Trailer 3	N/A	1:44	Does not appear in retail game.	Played in the trailer for Part 3.

Trivia

• In the latest version of the Steam soundtrack, "Ambient Interior" and "Action Atmosphere" were respectively renamed "Point Elias" and "Radio 5".