70		Beyond Atlantis II (PlayStation 2, 2001)
66		Detroit: Become Human (PlayStation 4, 2018)
46		>observer_ (PlayStation 4, 2017)
45		The Vanishing of Ethan Carter (PlayStation 4, 2015)
45		Kona (PlayStation 4, 2017)
45		The Solus Project (PlayStation 4, 2017)
45		The Invisible Hours (PlayStation 4, 2017)
44		Sherlock Holmes: The Devil's Daughter (PlayStation 4, 2016)
44		Red Matter (PlayStation 4, 2018)
44		Dead Secret (PlayStation 4, 2018)
44		Loading Human: Chapter 1 (PlayStation 4, 2016)
44		Gone Home (PlayStation 4, 2016)
44		Soul Axiom (PlayStation 4, 2016)
43		Crimes & Punishments: Sherlock Holmes (PlayStation 4, 2014)
42		Crimes & Punishments: Sherlock Holmes (PlayStation 3, 2014)
41		Mountain Crime: Requital (PlayStation 3, 2013)
40		The Messenger (PlayStation, 2000)
40		Egypt II: The Heliopolis Prophecy (PlayStation, 2001)
40		Dracula: The Last Sanctuary (PlayStation, 2002)
40		Necronomicon: The Dawning of Darkness (PlayStation, 2001)
40		Rama (PlayStation, 1998)
40		Red Johnson's Chronicles (PlayStation 3, 2011)
40		Angel Devoid: Face of the Enemy (PlayStation, 1996)
40		The Testament of Sherlock Holmes (PlayStation 3, 2012)
40		Red Johnson's Chronicles: One Against All (PlayStation 3, 2012)
40		CSI: Crime Scene Investigation - 3 Dimensions of Murder (PlayStation 2, 2007)

Notes: Games similar to Neptune Flux, Games like Neptune Flux, Zoxide Games, Zoxide Games, PlayStation 4, Adventure, Post-Apocalyptic, Sci-Fi, Futuristic, Puzzle elements, Detective, Mystery, 1st-person, Naval, Watercraft, Sony PlayStation, PSX, PS1, PS2, PS3, PS4, Game Similarities.