The soundtrack for Hell is Other Demons! It features 11 rich synthwave tracks from Rémi Gallego of The Algorithm. Each track is available as a high quality wav file and the DLC also includes the album cover art.

The full track listing for the soundtrack is below:

1. Ruins - 3:19
   
2. Curse of the Moon - 2:49
   
3. Infernal Affairs - 4:03
   
4. Judgment - 3:14
   
5. Death Pamphlet - 3:19
   
6. Blood Stain - 3:30
   
7. Sorrows - 4:44
   
8. The Lament Before the Storm - 0:59
   
9. The Oppressor - 2:28
   
10. Infernal Gateway I - 1:05
    
11. Infernal Gateway II - 1:25