Composed by Chris Miller and fully remastered for the OST, the InnerSpace soundtrack is an original set of songs crafted for discovering the mysteries of the Inverse. Utilizing custom synthesizer instrumentation, the electronic score shifts between chill ambiance and driving moments. This complete collection reflects the emotional highs and lows of the journey, as well as the mysterious, stylized aesthetic of the Inverse.
Над альбомом работал композитор Chris Miller (Dark Heights: The Soundtrack, Vol. I, Fugitive Songs: A Song Cycle Studio Cast Recording, Part 1), а его релиз состоялся 16 января 2018 года. На саундтрек попало 14 композиций общей длительностью около 40 минут. Подборка является компиляцией оригинальной музыки. Выпуском пластинки занимался лейбл Aspyr.
CD 1
| 1 | Welcome to the Inverse | 01:58 | |
| 2 | And Then There Was Wind - Prologue | 01:09 | |
| 3 | A Friend in Both Low and High Places | 01:38 | |
| 4 | Outer Depths | 02:14 | |
| 5 | The Setting Sea | 03:18 | |
| 6 | Sunchamber - Aerial Exploration | 03:08 | |
| 7 | Mornsea | 04:00 | |
| 8 | Flight of the Gossamer Flock, in B Major | 02:00 | |
| 9 | Avian Mirage | 01:36 | |
| 10 | Eventide | 03:28 | |
| 11 | The Leviathan | 01:24 | |
| 12 | Tidal Reflection | 01:30 | |
| 13 | Duskprism | 02:19 | |
| 14 | Narrowsky - Finale | 09:19 | |
