Playlists featuring David Helpling

The Thing About Noise Calm Music

95 songs (1993–2018)

Shepard Audio Relaxation Music

143 songs (2005–2018)

The Thing About Noise Zen

102 songs (1982–2018)

Sonic Pirates リラックス

148 songs (2005–2018)

The Thing About Noise Easy Listening

89 songs (2000–2018)

Shepard Audio Sleep Playlist

110 songs (1986–2018)