Undertale Demo OST

Undertale Demo OST is the soundtrack album for the Undertale Demo, released May 21, 2013. All tracks are composed by Toby Fox.

There are 16 tracks in total. Two of these tracks, "Menu" and "End" have been renamed to "Start Menu" and "Good Night" respectively in the complete UNDERTALE Soundtrack while "Empty House" was removed.

Tracks

No.	Title	Length	Location(s) Played	Leitmotifs	Listen
1	Once Upon a Time	1:20 (game file) 1:28 (OST) 1:29 (Complete OST) 1:27 (Demo OST)	Introduction sequence Pre-Omega Flowey battle	Once Upon a Time	Link
2	Start Menu	0:32 (game file, OST, Complete OST) 1:36 (Demo OST)	Main Menu	Once Upon a Time	Link
3	Your Best Friend	0:23 (game file, OST, Complete OST) 0:46 (Demo OST)	The first time the protagonist meets Flowey	Flowey	Link
4	Fallen Down	0:36 (game file) 0:57 (OST) 0:58 (Complete OST) 1:24 (Demo OST)	Areas in the Ruins when Toriel is interacting with the protagonist	Toriel	Link
5	Ruins	1:31 (game file) 1:32 (OST, Complete OST) 3:03 (Demo OST)	Inside the Ruins	Ruins	Link
6	Anticipation	0:10 (game file) 0:22 (OST, Complete OST) 0:20 (Demo OST)	Dummy and first Froggit battles Glad Dummy and Monster Kid battles (Genocide Route) New Home (Genocide Route) "The End" screen (Post-Genocide True Pacifist Route) Genocide ending (demo) Room bullettest Froggit battle	Enemy Approaching	Link
7	Unnecessary Tension	0:06 (game file) 0:17 (OST, Complete OST) 0:13 (Demo OST)	Toriel's independence test in the Ruins		Link
8	Enemy Approaching	0:55 (game file) 0:56 (OST, Complete OST) 1:50 (Demo OST)	Monster battles	Enemy Approaching	Link
9	Ghost Fight	0:51 (game file) 0:56 (OST) 0:57 (Complete OST) 1:42 (Demo OST)	Fight with Napstablook	Ghost Fight	Link
10	Determination	0:50 (OST, Complete OST) 0:46 (game file, Demo OST)	Game Over screen room_overworld	Determination	Link
11	Home	2:03	Toriel's Home	Once Upon a Time, Home	Link
12	Heartache	1:48 (game file, OST, Complete OST) 3:36 (Demo OST)	Battle against Toriel	Enemy Approaching, Heartache	Link
13	Good Night	0:25 (game file) 0:32 (Demo OST, OST) 0:31 (Complete OST)	Neutral Route Ending Screen (Demo Only)	Once Upon a Time	Link
14	Nyeh Heh Heh!	0:32	Encountering Papyrus for the first time Conversations during Papyrus's puzzles During Papyrus's battle before his blue attack At the end of Papyrus's hangout (if he was not flirted with)	Papyrus	Link
15	Home (Music Box)	2:02 (OST) 2:03 (game file, Demo OST, Complete OST)	Asriel's room True Lab	Once Upon a Time, Home	Link
16	Empty House	3:01	Toriel's Home (after killing Toriel)	Toriel	Link