49		Blackwood Crossing (PlayStation 4, 2017)
48		Subject 13 (PlayStation 4, 2016)
45		Asemblance: Oversight (PlayStation 4, 2018)
45		Virry VR: Wild Encounters (PlayStation 4, 2018)
45		Floor Plan (PlayStation 4, 2018)
45		The Inpatient (PlayStation 4, 2018)
45		Restless Spirit (PlayStation 4, 2018)
45		Black Hat Cooperative (PlayStation 4, 2018)
45		Catch & Release (PlayStation 4, 2018)
45		Torn (PlayStation 4, 2018)
45		Déraciné (PlayStation 4, 2018)
45		The Night Journey (PlayStation 4, 2018)
45		Anamorphine (PlayStation 4, 2018)
45		18 Floors (PlayStation 4, 2018)
45		Sea of Memories (PlayStation 4, 2018)
44		Far from Noise (PlayStation 4, 2017)
44		I Expect You to Die (PlayStation 4, 2016)
42		Ether One (PlayStation 4, 2015)
42		Pneuma: Breath of Life (PlayStation 4, 2015)
41		Sacra Terra: Kiss of Death (PlayStation 3, 2014)
40		Echo Night (PlayStation 3, 2007)
40		Echo Night#2: Nemuri no Shihaisha (PlayStation, 1999)
40		Echo Night (PlayStation, 1999)
40		Echo Night#2: Nemuri no Shihaisha (PlayStation 3, 2007)
40		Atlantis: The Lost Tales (PlayStation, 1998)
40		Nocturnal: Boston Nightfall (PlayStation 3, 2011)
40		Return to Zork (PlayStation, 1996)
40		Voodoo Chronicles: The First Sign (PlayStation 3, 2013)
40		Datura (PlayStation 3, 2012)
40		The Station (PlayStation 4, 2018)
40		Lost: Via Domus - The Video Game (PlayStation 3, 2008)

Notes: Games similar to The Spectrum Retreat, Games like The Spectrum Retreat, Dan Smith Studios Ltd., Ripstone Ltd., PlayStation 4, Adventure, Graphic Adventure, Puzzle elements, 1st-person, Unity, Sony PlayStation, PSX, PS1, PS2, PS3, PS4, Game Similarities.