The Echoes Original Soundtrack features about 29 minutes of piano music created exclusively for the game.

Audio files will be placed in your Echoes folder in the Steam Directory: ...Steam\steamapps\common\Echoes\Echoes Soundtrack

The music was composed and recorded by Charles-Henry Martin in 2013, and was remixed by Illustrason (Camille Marcos and Julien Ponsoda) in 2024.

The album was mixed and mastered by Illustrason in Bordeaux in 2023, and published by Nova-box.