Album was composed by Hidenori Maezawa / Kazuki Muraoka / Motoaki Furukawa and was released on December 26, 2018. Soundtrack consists of 42 tracks tracks with duration over about 45 minutes. Album was released by Konami Digital Entertainment.
CD 1
| 1 | THUNDER LANDING (BGM-1) (FC Version) | 02:01 | |
| 2 | GREAT HELI-RUINED BASE (Helicopter BGM ~ Boss 1) (FC Version) | 01:21 | |
| 3 | PATTERN CLEAR NO. 1 (Pattern Clear 1) (FC Version) | 00:06 | |
| 4 | IN A TIGHT SQUEEZE (BGM-2) (FC Version) | 01:17 | |
| 5 | CREATURE FROM OUTER SPACE (Boss 2) (FC Version) | 01:01 | |
| 6 | JUNGLE JUNCTURE (BGM-3) (FC Version) | 01:47 | |
| 7 | RUINED BASE (Boss 1) (FC Version) | 00:50 | |
| 8 | NO ESCAPE (BGM-4) (FC Version) | 01:45 | |
| 9 | MASSACRE MOUNTAIN (BGM-5) (FC Version) | 01:12 | |
| 10 | HOTTER THAN HELL (BGM-6) (FC Version) | 01:18 | |
| 11 | DEATHBED (BGM-7) (FC Version) | 01:27 | |
| 12 | PATTERN CLEAR NO. 2 (Pattern Clear 2) (FC Version) | 00:08 | |
| 13 | FREE WORLD (Ending) (FC Version) | 00:51 | |
| 14 | GAME OVER (Game Over) (FC Version) | 00:06 | |
| 15 | WHAT IS THIS PLACE (Title Demo) (Mobile Version - FM Sound Version) | 00:45 | |
| 16 | THUNDER LANDING (BGM-1) (Mobile Version - FM Sound Version) | 02:02 | |
| 17 | RUINED BASE (Boss 1) (Mobile Version - FM Sound Version) | 00:50 | |
| 18 | PATTERN CLEAR NO. 1 (Pattern Clear 1) (Mobile Version - FM Sound Version) | 00:06 | |
| 19 | IN A TIGHT SQUEEZE (BGM-2) (Mobile Version - FM Sound Version) | 01:17 | |
| 20 | JUNGLE JUNCTURE (BGM-3) (Mobile Version - FM Sound Version) | 01:40 | |
| 21 | CREATURE FROM OUTER SPACE (Boss 2) (Mobile Version - FM Sound Version) | 00:53 | |
| 22 | NO ESCAPE (BGM-4) (Mobile Version - FM Sound Version) | 01:45 | |
| 23 | MASSACRE MOUNTAIN (BGM-5) (Mobile Version - FM Sound Version) | 01:13 | |
| 24 | HOTTER THAN HELL (BGM-6) (Mobile Version - FM Sound Version) | 01:18 | |
| 25 | DEATHBED (BGM-7) (Mobile Version - FM Sound Version) | 01:24 | |
| 26 | PATTERN CLEAR NO. 2 (Pattern Clear 2) (Mobile Version - FM Sound Version) | 00:08 | |
| 27 | FREE WORLD (Ending) (Mobile Version - FM Sound Version) | 00:50 | |
| 28 | GAME OVER (Game Over) (Mobile Version - FM Sound Version) | 00:06 | |
| 29 | WHAT IS THIS PLACE (Title Demo) (Mobile Version - PCM Sound Version) | 00:45 | |
| 30 | THUNDER LANDING (BGM-1) (Mobile Version - PCM Sound Version) | 02:02 | |
| 31 | RUINED BASE (Boss 1) (Mobile Version - PCM Sound Version) | 00:50 | |
| 32 | PATTERN CLEAR NO. 1 (Pattern Clear 1) (Mobile Version - PCM Sound Version) | 00:06 | |
| 33 | IN A TIGHT SQUEEZE (BGM-2) (Mobile Version - PCM Sound Version) | 01:17 | |
| 34 | JUNGLE JUNCTURE (BGM-3) (Mobile Version - PCM Sound Version) | 01:43 | |
| 35 | CREATURE FROM OUTER SPACE (Boss 2) (Mobile Version - PCM Sound Version) | 00:53 | |
| 36 | NO ESCAPE (BGM-4) (Mobile Version - PCM Sound Version) | 01:45 | |
| 37 | MASSACRE MOUNTAIN (BGM-5) (Mobile Version - PCM Sound Version) | 01:13 | |
| 38 | HOTTER THAN HELL (BGM-6) (Mobile Version - PCM Sound Version) | 01:19 | |
| 39 | DEATHBED (BGM-7) (Mobile Version - PCM Sound Version) | 01:28 | |
| 40 | PATTERN CLEAR NO. 2 (Pattern Clear 2) (Mobile Version - PCM Sound Version) | 00:08 | |
| 41 | FREE WORLD (Ending) (Mobile Version - PCM Sound Version) | 00:50 | |
| 42 | GAME OVER (Game Over) (Mobile Version - PCM Sound Version) | 00:06 | |
