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Games Like The Butterfly Sign: Human Error

60+ similar titles based on shared tags and player behavior. Themes include Adventure, Indie, Action, Horror.

The Butterfly Sign: Human Error header art

The Butterfly Sign: Human Error is the second chapter of the first person detective video game in which we are playing as a sole survivor of a serious terrorist attack. Protagonist is the only witness of the incident and his fate depends on his memories.

Reviews: Mixed — 50% — of 82 reviews
Released: 2017-03-16
Developer: Quantum Phoenix Bucharest
Genres: Action, Adventure, Indie
Platforms: Windows
Median playtime: 3.5 hrs
Mean playtime: 4.2 hrs
Players ≥ 1 hr: 97%

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  1. #1 The Butterfly Sign
    97% matchMixed64% of 198 reviews2016
    Dev: Quantum Phoenix Studio
    Windows · Mac
    Median: 3.5 hrsMean: 3.8 hrs≥1hr: 97%

    The Butterfly Sign is a detective story putting players into the role of the survivor of a disastrous incident. The protagonist takes an experimental drug which immerses him in the depths of his mind. In his memories, he will discover the ones responsible for the disaster, little by little, step by step…

    Why similar: Adventure 65.4%, Action 19.8%, Indie 14.9%

  2. #2 Reflecting Fate
    96% matchMixed55% of 51 reviews2017
    Dev: KxONEPub: Starmops
    Windows
    Median: 36 minMean: 12.6 hrs≥1hr: 39%

    Game represents detective thriller from the first person with elements of my mysticism. Action takes place in 1996 in Denwood, player personates as its original resident. Suddenly cattle began to disappear on the island. Animals disappeared at nights absolutely without a trace, and, it seems that nobody could prevent it.

    Why similar: Adventure 46.7%, Action 28.2%, Indie 25.1%

  3. #3 The Lost Valley
    96% matchMostly Negative37% of 378 reviews2015
    Dev: AndrewDrumov, Sanke BerdochanPub: AndrewDrumov
    Windows
    Median: 2.5 hrsMean: 3.3 hrs≥1hr: 90%

    "The Lost Valley" is a small game where you will play as a cyclist who will get in an accident. The protagonist finds himself in a great valley called "The Lost Valley". The bicycle is broken as a result of cliff falling and the protagonist has to move further on foot.

    Why similar: Indie 50.5%, Adventure 36.5%, Action 13.1%

  4. #4 Darwin's Test
    95% matchMostly Positive73% of 74 reviews2018
    Dev: Wolfalone Studio
    Windows

    Darwin’s Test is a first-person action and puzzle game that immerses you into a futuristic universe. You play as an amnesic patient following an experimental care protocol. Who are you ? Where are you ? So many questions to solve to discover the truth !

    Why similar: Adventure 48.6%, Action 28.5%, Indie 22.8%

  5. #5 Madness
    94% matchMixed56% of 131 reviews2016
    Dev: Indie Games StudioPub: Enoops
    Windows
    Median: 3.2 hrsMean: 4.2 hrs≥1hr: 93%

    You a hero, so have to explore a world full of dangers. overcome various difficulties, traps and demons.

    Why similar: Adventure 45.9%, Action 35.7%, Indie 18.4%

  6. #6 Judas
    93% matchMixed69% of 150 reviews2017
    Dev: Studio48
    Windows
    Median: 3.0 hrsMean: 3.5 hrs≥1hr: 93%

    Judas is an atmospheric psychological horror experience. Accidentally trapped in an apartment complex, you face dark paranormal events that push you to escape as fast as possible; yet, fleeing is not an option.

    Why similar: Adventure 67.4%, Action 32.6%

  7. #7 Greenwood the Last Ritual
    92% matchMixed62% of 65 reviews2017
    Dev: AO2Game
    Windows · Mac · Linux
    Median: 2.9 hrsMean: 3.4 hrs≥1hr: 94%

    Greenwood The Last Ritual is an adventure game with isometric viewpoint where you will play as an envoy of Vatican. Use magic of pentagrams to break the Curse on the Valley. At the same time you will have to try to resist that Curse yourself and make it out alive.

    Why similar: Adventure 83.4%, Indie 16.6%

  8. #8 Investigator
    91% matchMixed69% of 1,029 reviews2016
    Dev: AdroVGames
    Windows
    Median: 3.7 hrsMean: 4.9 hrs≥1hr: 94%

    Investigator is a first-person exploration game with horror elements, where the events take place in a world of extreme weather cataclysms.

    Why similar: Adventure 70%, Indie 30%

  9. #9 Changeover: Decisions
    91% matchMostly Positive73% of 52 reviews2018
    Dev: KHB-Soft
    Windows · Mac · Linux

    Your character has lost his memory and finds himself in a godforsaken place. An adventure with a nonlinear storyline, lots of choices, and a unique combat system. Could he get out alive?

    Why similar: Adventure 48.8%, Action 29.5%, Indie 21.7%

  10. #10 Helium
    90% matchMixed51% of 112 reviews2017
    Dev: rocketship
    Windows
    Median: 1.2 hrsMean: 7.5 hrs≥1hr: 54%

    Hardcore sci-fi first person shooter. You are a liaison on Vega 237 spacecraft. All crew members died and you are all by yourself in the midst of an unknown planet. Your goal is to find out what happened to the crew and establish the signal's nature.

    Why similar: Adventure 47%, Action 30.8%, Indie 22.3%

  11. #11 Meridian 157: Chapter 2
    88% matchVery Positive96% of 231 reviews2020
    Dev: NovaSoft Interactive Ltd.
    Windows · Mac

    Trapped deep underground on a lost and forgotten island, David’s priority shifts from finding answers about the mystery surrounding him, to surviving the crisis he now finds himself trapped in. It’s now up to you to find an escape from the 157th meridian, but be warned, as escape may not be so easy

    Why similar: Adventure 88%, Indie 12%

  12. #12 Stay Still 2
    87% matchMixed50% of 58 reviews2023
    Dev: Tarba Paul CornelPub: Galactic Crows
    Windows

    Welcome to Stay Still 2, a spine-chilling first-person survival horror game. Based of the Vietnamese culture, this game unfolds as a daring experiment in which survival seems nearly impossible. Engage in a story gameplay, where puzzles are your key to progress, while surviving various threats.

    Why similar: Action 48.1%, Adventure 45.6%, Indie 6.3%

  13. #13 The Albatross
    89% matchMixed58% of 151 reviews2017
    Dev: FlagmanJeremy
    Windows
    Median: 3.2 hrsMean: 5.5 hrs≥1hr: 82%

    Albatross is an indie first-person adventure themed game. You can take the role of an experienced private agent, who conceals himself behind an alias known as the 'Albatross'.

    Why similar: Adventure 42.2%, Action 37.7%, Indie 20.1%

  14. #14 Forest Asylum 2
    84% matchVery Positive98% of 55 reviews2025
    Dev: Michal Piotrowski
    Windows

    Forest Asylum 2 - An Indie Psychological Horror Game and the sequel to the well-received first part. Embark on a Therapy that will change your life!

    Why similar: Adventure 100%

  15. #15 The Butterfly Collector
    83% matchVery Positive89% of 902 reviews2025
    Dev: Wicky Yu
    Windows

    investigate the evidence left by a stalker and kidnapper and track the fate of a college girl. The player advances and watches the plot by clicking to make choices for the heroine at key moments, with different choices leading to different endings.

    Why similar: Adventure 80%, Indie 20%

  16. #16 Adam - Lost Memories
    86% matchMostly Positive78% of 235 reviews2020
    Dev: Adam DubiPub: AdamDubiGames
    Windows

    Adam - Lost Memories is a psychological horror puzzle game, based on my personal experiences with child abuse.

    Why similar: Adventure 49.2%, Action 28.3%, Indie 22.4%

  17. #17 Silence Channel 2
    84% matchVery Positive82% of 96 reviews2023
    Dev: Lexip Games
    Windows

    Experience the terror in Silence Channel 2, a first person horror game based on a true story. Navigate through eerie environments, solve puzzles, evade lurking horrors, and even wield firepower in a desperate bid for survival. Can you escape the relentless darkness in this terrifying sequel?

    Why similar: Adventure 66.1%, Action 33.9%

  18. #18 PLUTONIUM
    86% matchMixed45% of 192 reviews2017
    Dev: Ch.ZBK
    Windows

    PLUTONIUM: Distorted Shelter is a 2D adventure game about a major event that took place in a highly developed city state called Plutonium.

    Why similar: Adventure 49.7%, Action 27.6%, Indie 22.6%

  19. #19 Forgotten Land
    85% matchMostly Negative35% of 118 reviews2017
    Dev: Donbass Games
    Windows
    Median: 12 minMean: 3.6 hrs≥1hr: 18%

    Forgotten Land is a small adventure game in which you will play for the driver who had an accident. The protagonist finds himself in a large valley, which according to local legend was called the Forgotten Land.

    Why similar: Adventure 49.5%, Action 29.9%, Indie 20.6%

  20. #20 The Lancaster Leak - Crisis At Call Center
    80% matchVery Positive84% of 334 reviews2023
    Dev: Jeremy FischerPub: Jflyer Games
    Windows · Mac

    YOU CONTROL THE FOUND FOOTAGE. Another tape has been leaked, this time a cover-up of a tragic mass casualty event.

    Why similar: Action 85.5%, Indie 14.5%

  21. #21 Deep Inside
    79% matchVery Positive84% of 123 reviews2024
    Dev: Nick Abrams
    Windows

    Deep Inside - is a first-person psychological horror game! You are a police officer trying to find out who is behind the most high-profile murders in the city and have therefore become the number one target for a maniac!

    Why similar: Indie 47.9%, Adventure 32.5%, Action 19.6%

  22. #22 INHUMAN
    81% matchMixed63% of 111 reviews2023
    Dev: 秋太虚工作室Pub: QutosoGame
    Windows

    "INHUMAN" is an independent horror game. The story takes place in the conspiracy of an ancient clan, and the protagonist is in a psychedelic state and can't even distinguish herself. With further exploration and confrontation with all kinds of ghosts, the puzzle will be solved step by step...

    Why similar: Adventure 55.8%, Action 26.4%, Indie 17.8%

  23. #23 INDICTED
    82% matchMixed48% of 56 reviews2021
    Dev: 616 GAMES
    Windows

    "INDICTED" is a first-person psychological horror game exploring the fears of Arthur, a police investigator with a dark past. With immersive graphics and environments, and a touch of horror from the 80s and 90s. Thus bringing a unique experience of horror and survival.

    Why similar: Adventure 49.4%, Action 31.9%, Indie 18.7%

  24. #24 Aurora Hills: Chapter 2
    76% matchVery Positive99% of 356 reviews2026
    Dev: NovaSoft Interactive Ltd.
    Windows · Mac

    Aurora Hills: Chapter 2 is the second part in series of point and click puzzle adventure games. Follow the journey of Ethan Hill, a park ranger tasked with investigating strange disappearances from a national park to uncover the mystery of Aurora Hills!

    Why similar: Adventure 100%

  25. #25 Silent Love
    78% matchMostly Positive78% of 249 reviews2023
    Dev: Weird Bunny
    Windows

    This is a terrorist decryption adventure game that took place in 1913.

    Why similar: Adventure 81.2%, Indie 18.8%

  26. #26 Ghost Stories 2
    79% matchMixed69% of 55 reviews2020
    Dev: AK StudioPub: AK Studio
    Windows · Linux

    This is an exciting adventure in an abandoned house in which you are left alone with ghosts and their heavy stories.

    Why similar: Adventure 61.3%, Action 35.7%, Indie 3%

  27. #27 AMOK
    81% matchMixed43% of 207 reviews2016
    Dev: Asset Flip Studio
    Windows
    Median: 2.6 hrsMean: 3.7 hrs≥1hr: 86%

    Protagonist of the game is investigating the disappearance of people. The investigation leads him into an old house, and then it becomes a party to the strange and dangerous events.

    Why similar: Adventure 47.9%, Action 30%, Indie 22.1%

  28. #28 Chernobyl Trap
    77% matchMostly Positive75% of 112 reviews2022
    Dev: ZERO5GAMES
    Windows · Linux

    You are survived pilot of fallen helicopter. Your mission is simple: go to evacuation point. But can you do it and not die?

    Why similar: Adventure 58.9%, Action 33.1%, Indie 8%

  29. #29 Kona II: Brume
    74% matchVery Positive83% of 500 reviews2023
    Dev: ParabolePub: Ravenscourt
    Windows · Linux
    Median: 7.0 hrsMean: 7.6 hrs≥1hr: 73%

    Northern Québec, 1970. A bizarre mist —the Brume— is disconnecting a rural mining village from its quiet reality. Step into the shoes of Detective Carl Faubert as he unfolds the mysteries haunting the region while battling for his own survival.

    Why similar: Adventure 80%, Indie 20%

  30. #30 GLOWCOMA: chapter 1
    77% matchVery Positive85% of 227 reviews2019
    Dev: Tsvetomir Georgiev
    Windows

    GLOWCOMA: chapter 1 is a Sci-Fi FPS survivor horror game.

    Why similar: Adventure 47.7%, Action 30.6%, Indie 21.7%

  31. #31 LiveStream: Chapter One
    71% matchVery Positive93% of 73 reviews2026
    Dev: Artflux_Games
    Windows

    You are a streamer who entered an abandoned building for hype. But the game quickly turns into a real nightmare — the chat and donations influence what’s happening, and you try to survive and understand what’s going on.

    Why similar: Adventure 100%

  32. #32 A SECOND BEFORE US
    78% matchMixed57% of 106 reviews2017
    Dev: DimleTeam
    Windows
    Median: 3.6 hrsMean: 4.6 hrs≥1hr: 98%

    They have no names, only serial numbers. They have no freedom, no memories from the past. You are one of them. Explore the last center of civilization on a shattered Earth to understand what is really going on.

    Why similar: Adventure 70.5%, Indie 29.5%

  33. #33 HellSign
    74% matchMixed68% of 2,273 reviews2021
    Dev: Ballistic Interactive
    Windows
    Median: 2.4 hrsMean: 10.1 hrs≥1hr: 71%

    HellSign is an investigative action RPG that pits you against the horrors of the afterlife, let loose on a small town. As a hunter, you’ll plan, hunt, and kill to pay the bills and piece together the fragments to your past. Just remember - a smart hunter is always prepared.

    Why similar: Adventure 100%

  34. #34 Green Elephant: Epilogue
    75% matchVery Positive84% of 56 reviews2020
    Dev: GRüN STUDIO
    Windows

    Green Elephant: Epilogue is a first-person detective quest set at a Soviet military base after the events of the Russian art film “The Green Elephant”.

    Why similar: Adventure 53.8%, Indie 42.2%, Action 4%

  35. #35 The Occultist
    68% matchMostly Positive76% of 286 reviews2026
    Dev: DALOARPub: Daedalic Entertainment
    Windows

    The Occultist is a first-person narrative thriller. You play as Alan Rebels, a paranormal investigator who travels to an abandoned British island after his father's disappearance. Explore Godstone island, face supernatural entities, and uncover long-buried occult rituals.

    Why similar: Adventure 72.6%, Action 27.4%

  36. #36 Beyond The Evil
    72% matchVery Positive82% of 57 reviews2023
    Dev: BlackHawk GamesPub: QUByte Interactive
    Windows

    Beyond the Evil is an psychological horror game that places the player to a hard experience to find who created one supposed plague that might doom the world.

    Why similar: Adventure 40.3%, Indie 32.7%, Action 27%

  37. #37 Liveza: Death of the Earth
    76% matchMixed55% of 172 reviews2016
    Dev: Nikita NefedovPub: Sometimes You
    Windows · Mac · Linux
    Median: 3.2 hrsMean: 3.5 hrs≥1hr: 92%

    A global catastrophe has literally torn our planet apart, breaking Earth into many pieces. You are the survivor that explores the remains of our planet and investigates the anomalies that have settled upon it. You start out with only a single item: a broken weapon that also functions as a flashlight.

    Why similar: Adventure 84.6%, Indie 15.4%

  38. #38 DEBUG DEADLINE
    69% matchVery Positive93% of 68 reviews2024
    Dev: OTL GAME
    Windows

    The main character is hired as a debugger at the game company “Dokidoki Games”! With a time limit of one week, will he be able to find the bug safely? The debugging work with fate on the line begins now!

    Why similar: Adventure 63.3%, Action 36.7%

  39. #39 Lake Haven - Chrysalis
    69% matchVery Positive97% of 499 reviews2023
    Dev: Encrypt Games
    Windows

    This game serves as a prequel chapter for the upcoming game 'Lake Haven'. Detective Zeke Reynold is called to investigate what he assumes will be another case he'll quickly forget, but what he finds will be sewn into the fabric of his existence forever.

    Why similar: Adventure 74.6%, Action 25.4%

  40. #40 S.W.A.N.: Chernobyl Unexplored
    73% matchMixed68% of 73 reviews2021
    Dev: VolframePub: Art Games Studio S.A.
    Windows

    S.W.A.N.: Chernobyl Unexplored is a science fiction FPS puzzle horror game, which takes place a few months after the Chernobyl Nuclear Plant disaster. Experience a tale about an unexplored area within the Chernobyl Exclusion Zone - The S.W.A.N. Institute.

    Why similar: Adventure 70.1%, Action 29.9%

  41. #41 Despair
    75% matchMostly Negative35% of 1,837 reviews2015
    Dev: AGC
    Windows
    Median: 2.5 hrsMean: 3.3 hrs≥1hr: 74%

    The main character wakes up in a tunnel of the subway and tries to find out that happened to it and other passengers of the train. To understand that after all it happened to the gone passengers, the player should investigate strange catacombs being deeply underground.

    Why similar: Indie 52.7%, Adventure 27%, Action 20.3%

  42. #42 Alan Sharp
    72% matchMostly Positive78% of 73 reviews2021
    Dev: Mystive Studios
    Windows

    Alan Sharp is a Detective, Mystery/Horror video game driven by immersive storyline and character development, focused on exploration, survival, puzzles, and open-world investigation.

    Why similar: Adventure 48.7%, Indie 26.3%, Action 25.1%

  43. #43 Anomalies Detective
    67% matchMostly Positive75% of 74 reviews2024
    Dev: ChenGame
    Windows

    A psychological horror game with a chapter-based plot, thriller and unusual elements! You are a novice paranormal detective, exploring secrets and finding ways to escape in an infinite loop of scenes. Many unusual things happen during this process, as if some strange force wants to devour you...

    Why similar: Adventure 69.9%, Indie 30.1%

  44. #44 Dementium II HD
    73% matchMixed50% of 1,276 reviews2013
    Dev: Memetic GamesPub: Missing Link Games
    Windows
    Median: 3.7 hrsMean: 5.2 hrs≥1hr: 93%

    The visage of doctors and patients alike fade in and out of these nightmarish visions of tortured memories. This eggshell reality is fractured by experiments conducted in the ward. Blood, flesh and screams surround as you put together the pieces of your story and make your escape from the Bright Dawn Treatment Center while the dark...

    Why similar: Adventure 49%, Action 31.3%, Indie 19.8%

  45. #45 The Growth Journey
    73% matchMixed59% of 70 reviews2016
    Dev: Cleverweek
    Windows · Mac · Linux
    Median: 3.1 hrsMean: 3.6 hrs≥1hr: 96%

    A game about tactical growth, where growth is irreversible.

    Why similar: Action 47.3%, Adventure 35.7%, Indie 17%

  46. #46 Last Day of FEAR
    71% matchMixed69% of 117 reviews2017
    Dev: Laush Studio
    Windows
    Median: 30 minMean: 1.9 hrs≥1hr: 35%

    Last Day of FEAR - the game tells the story about a detective for the County of Rayna. He was not an easy task to deal with the difficult situation. Near highway 66 was the house where it was quite numerous suicide and murder.

    Why similar: Indie 40.4%, Adventure 39.1%, Action 20.5%

  47. #47 Incoming Evil
    70% matchMostly Positive80% of 59 reviews2019
    Dev: CodelessMan
    Windows

    A first-person horror game Incoming Evil, you will explore an unsolved event about 3 missing people. Nobody knows what happened to them, the police could not solve the case. You are an experienced detective; the case handed over to you.

    Why similar: Adventure 50.5%, Indie 28.4%, Action 21.1%

  48. #48 The Stalked 2
    64% matchMostly Positive80% of 244 reviews2025
    Dev: Korvinrular
    Windows

    "The Stalked 2" is a standalone horror sequel to "The Stalked", where you play as Rachel, an avid hiker. What begins as a relaxing hike to a cabin turns into a nightmare filled with eerie interactions and unsettling events. Will you survive?

    Why similar: Adventure 75.3%, Indie 24.7%

  49. #49 EBOLA 2
    68% matchMixed69% of 276 reviews2021
    Dev: indie_games_studio
    Windows
    Median: 4.6 hrsMean: 5.5 hrs≥1hr: 90%

    EBOLA 2 is created in the spirit of the great classics of survival horrors. In this game, you will control the main character with a first-person camera which makes you feel like you’re in a real horror movie.

    Why similar: Adventure 59.3%, Action 40.7%

  50. #50 Langoth
    71% matchMixed50% of 82 reviews2017
    Dev: Atum SoftwarePub: Sometimes You
    Windows · Mac · Linux
    Median: 3.2 hrsMean: 3.8 hrs≥1hr: 95%

    Langoth (Old English) means a very specific yearning, when a person had a vision of Paradise – and it was gone, but the rest of his life he was looking for it reflections.

    Why similar: Adventure 39.9%, Indie 37.1%, Action 23.1%

  51. #51 Reversion - The Meeting (2nd Chapter)
    70% matchMostly Positive74% of 219 reviews2014
    Dev: 3f Interactive
    Windows
    Median: 2.6 hrsMean: 4.0 hrs≥1hr: 76%

    You’ve escaped the guarded hospital holding you prisoner to find Buenos Aires in ruins. Memories still missing, you must beat puzzles and collect clues to find a mysterious stranger who may hold the truth to what happened 20 years ago.

    Why similar: Adventure 71.6%, Indie 28.4%

  52. #52 Home Sweet Home EP2
    67% matchMostly Positive73% of 1,036 reviews2019
    Dev: YGGDRAZIL GROUP PUBLIC CO., LTD.Pub: Ningbo Inception Media Co., Ltd.
    Windows
    Median: 5.3 hrsMean: 8.7 hrs≥1hr: 83%

    Terror and mystery meet in Home Sweet Home Sweet Home Episode 2, the sequel to last year’s cult-hit first-person horror game, Home Sweet Home. Immerse yourself in a world where evil hides behind every corner, in a world inspired by Thai folklore and mythology.

    Why similar: Adventure 48%, Action 29.6%, Indie 22.3%

  53. #53 I Know This Place..? (chapter II)
    62% matchVery Positive91% of 58 reviews2025
    Dev: SameFrame
    Windows

    Chapter II of an extremely unusual trans-media franchise with game and short film chapters. Players influence the plot of the chapters and can leave their real-life items in the chapters. Game+Short films+visual novel. Ultra-deep meaning, nostalgic references, vibe mysticism.

    Why similar: Adventure 100%

  54. #54 From The Other Side
    62% matchVery Positive83% of 53 reviews2025
    Dev: Vania Studios
    Windows

    "From the Other Side" immerses you in a chilling first-person psychological horror game. You are Steve, a security guard on his first night at work, tasked with monitoring security cameras and fixing unsettling anomalies that will make you question reality.

    Why similar: Adventure 65.2%, Action 34.8%

  55. #55 Project: R.E.B.O.O.T 2
    70% matchMixed53% of 97 reviews2017
    Dev: Volens Nolens Games
    Windows
    Median: 3.3 hrsMean: 4.1 hrs≥1hr: 97%

    Meet the continuation of the hardcore platformer Project: R.E.B.O.O.T!

    Why similar: Action 41.8%, Adventure 41.2%, Indie 17%

  56. #56 Morphine
    67% matchMostly Positive72% of 696 reviews2015
    Dev: Kerim Kumbasar
    Windows
    Median: 2.9 hrsMean: 3.7 hrs≥1hr: 86%

    An independent story-based cinematic FPS game describing the drama of a student 's. Story is based on experienced emotions.

    Why similar: Adventure 58.3%, Indie 31.5%, Action 10.2%

  57. #57 Bite Size Terrors: Erobos Heaven
    63% matchVery Positive87% of 86 reviews2023
    Dev: anOVERTHINKER
    Windows

    Unsettling & Disturbing Events Quickly Rise After Being Saved By God.

    Why similar: Adventure 81.8%, Indie 18.2%

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The Butterfly Sign: Human Error cover art

Games Like The Butterfly Sign: Human Error

Based on tag similarity + player behavior
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