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Quantum Suicide

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App ID 1020030
App Type Game
Developer
Publisher Cotton Candy Cyanide
Supported Systems Windows macOS Linux
Technologies PyGame Engine, RenPy Engine
Last Changenumber 30022032
Last Record Update 12 July 2025 – 01:00:18 UTC ()
Release Date 10 September 2020 – 11:47:49 UTC ()
❓ 71.50%
115 reviews
0
In-Game
📚 Visual Novel 📚 Story Rich 🤫 Mystery 🧞 Choices Matter 🔚 Multiple Endings

Quantum Suicide is a game of betrayal, deception and romance in the cold depths of space.

Additional Information

Developer Cotton Candy Cyanide
metacritic_name Quantum Suicide
controller_support full
community_visible_stats Yes
ReleaseState released
Publisher Cotton Candy Cyanide
eulas
0 ↴
id1020030_eula_0
nameQuantum Suicide EULA
urlhttps://store.steampowered.com//eula/1020030_eula_0
Store Release Date 10 September 2020 – 07:00:00 UTC ()
osarch 64
community_hub_visible Yes
Social Media https://x.com/CottonCandyCN
https://www.youtube.com/cottoncandycyanidecn/
Primary Genre Adventure (25)
Store Genres Adventure (25), Casual (4), Indie (23)
Steam Release Date 10 September 2020 – 11:47:49 UTC ()
Original Release Date 10 September 2020 – 07:00:00 UTC () (1599721200)
Store Asset Modification Time 31 October 2022 – 12:36:15 UTC () (1667219775)
library_assets
library_capsuleen
library_heroen
library_logoen
logo_position ↴
pinned_positionCenterCenter
width_pct100
height_pct100
osextended macos64
review_score 6
review_percentage 78
Detected Technologies (?) PyGame Engine, RenPy Engine, Python SDK, SDL SDK
Steam Deck Compatibility
  • Steam Deck:
  • Some in-game text is small and may be difficult to read
  • All functionality is accessible when using the default controller configuration
  • This game's default graphics configuration performs well on Steam Deck
  •  
  • SteamOS:
  • This game runs successfully on SteamOS
  •  
  • category: Playable
  • steamos_compatibility: Compatible
  • test_timestamp: 5 July 2025 – 00:00:00 UTC
  • tested_build_id: 7625384
  • configuration:
    supported_inputother
    requires_manual_keyboard_invoke0
    requires_non_controller_launcher_nav0
    primary_player_is_controller_slot_00
    non_deck_display_glyphs0
    small_text1
    requires_internet_for_setup0
    requires_internet_for_singleplayer0
    recommended_runtimenative
    requires_h2640
    requires_voice_files0
    gamescope_frame_limiter_not_supported0
    hdr_support0
Content Descriptors Some Nudity or Sexual Content (1), Frequent Violence or Gore (2), General Mature Content (5)
First seen on SteamDB 22 January 2019 – 06:34:43 UTC (), in changelist #5703728
Content Descriptors (Including DLC) Some Nudity or Sexual Content (1), Frequent Violence or Gore (2), General Mature Content (5)

Supported Languages

2 Languages Interface Full Audio Subtitles
English Yes Yes Yes
Japanese Yes Yes Yes

Tags

📚 Visual Novel 📚 Story Rich 🤫 Mystery 🧞 Choices Matter 🔚 Multiple Endings 🕴 Psychological Horror 👊 Violent 🌸 Anime 💘 Romance 🌱 Indie 🗺️ Adventure 😖 Gore 🔞 Sexual Content 📚 Narrative 🚀 Sci-fi 💘 Dating Sim 🌠 Space 👤 Singleplayer 🧚 Choose Your Own Adventure 📚 Interactive Fiction

Categories

Single-player Family Sharing

Hardware Categories

Full Controller Support

Assets

Load all asset images
clienticon c16abe878637aca685f13858d70a80ce23e7599a
clienttga 05c4976665412f153bf791146fc7378bee475d0b
icon 508f20aac0d48571b4192a50e036b3cd45b5973c
logo b217a2eca4b299f4d985d7020b9f5de25454200d
logo_small b217a2eca4b299f4d985d7020b9f5de25454200d_thumb
LinuxClientIcon bcff1b75ee2c67240438e1a0edcd285a88717748
small_capsule
englishcapsule_231x87.jpg
header_image
englishheader.jpg
library_assets_full
library_capsule ↴
image/englishlibrary_600x900.jpg
image2x/englishlibrary_600x900_2x.jpg
library_hero ↴
image/englishlibrary_hero.jpg
library_logo ↴
image/englishlogo.png
image2x/englishlogo_2x.png
logo_position/pinned_positionCenterCenter
logo_position/width_pct100
logo_position/height_pct100
Assets
main_capsulecapsule_616x353.jpg
small_capsulecapsule_231x87.jpg
headerheader.jpg
page_backgroundpage_bg_generated_v6b.jpg
hero_capsulehero_capsule.jpg
library_capsulelibrary_600x900.jpg
library_capsule_2xlibrary_600x900_2x.jpg
library_herolibrary_hero.jpg
community_icon508f20aac0d48571b4192a50e036b3cd45b5973c.jpg
page_background_pathapp/1020030
raw_page_backgroundpage_bg_raw.jpg
timestamp4 March 2025 – 13:22:21 UTC

Trailer 308372 ↴

trailer_name Release Date Trailer
trailer_category 0
trailer_480p ↴
video/webm 256798768/movie480_vp9.webm
video/mp4 256798768/movie480.mp4
trailer_max ↴
video/webm 256798768/movie_max_vp9.webm
video/mp4 256798768/movie_max.mp4
microtrailer ↴
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adaptive_trailers ↴
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screenshot_medium 256798768/movie.293x165.jpg
screenshot_full 256798768/movie_full.jpg
all_ages true
is_highlight true
timestamp 27 August 2020 – 15:40:37 UTC

Trailer 240996 ↴

trailer_name Teaser
trailer_category 0
trailer_480p ↴
video/webm 256760792/movie480.webm
video/mp4 256760792/movie480.mp4
trailer_max ↴
video/webm 256760792/movie_max.webm
video/mp4 256760792/movie_max.mp4
microtrailer ↴
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video/mp4 1020030/240996/06673e95475ab9194bd7a4b822b213d6b36ff871/1751177427/microtrailer.mp4
adaptive_trailers ↴
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screenshot_medium 256760792/movie.293x165.jpg
screenshot_full 256760792/movie_full.jpg
all_ages true
is_highlight true
timestamp 1 September 2019 – 16:20:34 UTC

Trailer 239294 ↴

trailer_name Short Quantum Suicide Trailer
trailer_category 0
trailer_480p ↴
video/webm 256759674/movie480.webm
video/mp4 256759674/movie480.mp4
trailer_max ↴
video/webm 256759674/movie_max.webm
video/mp4 256759674/movie_max.mp4
microtrailer ↴
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video/mp4 1020030/239294/b5037d8f76f09f1625ede379c7c0d882cbfa1321/1751177427/microtrailer.mp4
adaptive_trailers ↴
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screenshot_medium 256759674/movie.293x165.jpg
screenshot_full 256759674/movie_full.jpg
all_ages true
is_highlight true
timestamp 31 August 2019 – 15:23:36 UTC

Trailer 239293 ↴

trailer_name Full Quantum Suicide Trailer
trailer_category 0
trailer_480p ↴
video/webm 256759673/movie480.webm
video/mp4 256759673/movie480.mp4
trailer_max ↴
video/webm 256759673/movie_max.webm
video/mp4 256759673/movie_max.mp4
microtrailer ↴
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video/mp4 1020030/239293/dbf846b2ec6725956236f11e273d0fef1b293878/1751177426/microtrailer.mp4
adaptive_trailers ↴
dash_av1 1020030/239293/dbf846b2ec6725956236f11e273d0fef1b293878/1751177426/dash_av1.mpd
dash_h264 1020030/239293/dbf846b2ec6725956236f11e273d0fef1b293878/1751177426/dash_h264.mpd
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screenshot_medium 256759673/movie.293x165.jpg
screenshot_full 256759673/movie_full.jpg
all_ages true
is_highlight true
timestamp 31 August 2019 – 15:23:45 UTC
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