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Monster Girl Island: Prologue

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App ID 943700
App Type Game
Developer
Publisher Redamz
Franchise Monster Girl Island
Supported Systems Windows
Technologies Unity Engine
Last Changenumber 31278856
Last Record Update 24 September 2025 – 07:16:36 UTC ()
Release Date 19 June 2019 – 22:34:00 UTC ()
😍 92.71%
17k reviews
30
In-Game
🔞 Sexual Content 🍑 Nudity 🙈 Mature 🫣 NSFW 🆓 Free to Play

Dragons, slimes, giant bugs, centaurs and more. This island is full of monsters and they all are... Oddly attractive!? From Elves to Kitsune; from Mermaids to Androids; myths and science fiction suddenly become a reality as you find yourself in this mysterious island. Will you uncover its secrets?

Additional Information

This game is excluded from Steam Family Sharing because: Free Game

Developer Redamz
metacritic_name Monster Girl Island: Prologue
ReleaseState released
Publisher Redamz
IsFreeApp Yes
Exclude from family sharing (exfgls) 3 (Free Game)
Store Release Date 20 June 2019 – 07:00:00 UTC ()
osarch 64
community_hub_visible Yes
Primary Genre Adventure (25)
Store Genres Adventure (25), Free to Play (37), Indie (23)
Steam Release Date 19 June 2019 – 22:34:00 UTC ()
Original Release Date 20 June 2019 – 07:00:00 UTC () (1561014000)
Store Asset Modification Time 28 May 2019 – 02:25:55 UTC () (1559010355)
Is free on the store? Yes
review_score 9
review_percentage 95
Detected Technologies (?) Unity Engine, OpenVR SDK
Steam Deck Compatibility
  • Steam Deck:
  • Some functionality is not accessible when using the default controller configuration, requiring use of the touchscreen or virtual keyboard, or a community configuration
  • This game sometimes shows mouse, keyboard, or non-Steam-Deck controller icons
  • Entering some text requires manually invoking the on-screen keyboard
  • Some in-game text is small and may be difficult to read
  • This game requires manual configuration of graphics settings to perform well on Steam Deck
  • This game supports Steam Deck's native display resolution but does not set it by default and may require you to configure the display resolution manually
  •  
  • SteamOS:
  • This game runs successfully on SteamOS
  • Note: Entering some text requires manually invoking the on-screen keyboard
  • Note: Some functionality is not accessible when using the default controller configuration, requiring use of the touchscreen or virtual keyboard, or a community configuration
  •  
  • category: Playable
  • steamos_compatibility: Compatible
  • test_timestamp: 6 July 2023 – 00:00:00 UTC
  • tested_build_id: 3946957
  • configuration:
    supported_inputgamepad
    requires_manual_keyboard_invoke1
    requires_non_controller_launcher_nav0
    primary_player_is_controller_slot_00
    non_deck_display_glyphs1
    small_text1
    requires_internet_for_setup0
    requires_internet_for_singleplayer0
    recommended_runtimeproton-8.0-2
    requires_h2640
    requires_voice_files0
    gamescope_frame_limiter_not_supported0
    hdr_support0
restricted_countries CN,DE,SA
China, Germany, Saudi Arabia
Content Descriptors Some Nudity or Sexual Content (1), Adult Only Sexual Content (3), General Mature Content (5), Frequent Nudity or Sexual Content (4)
First seen on SteamDB 11 September 2018 – 20:39:20 UTC (), in changelist #5071829
Content Descriptors (Including DLC) Some Nudity or Sexual Content (1), Adult Only Sexual Content (3), Frequent Nudity or Sexual Content (4), General Mature Content (5)

Supported Languages

1 Languages Interface Full Audio Subtitles
English Yes Yes Yes

Tags

🔞 Sexual Content 🍑 Nudity 🙈 Mature 🫣 NSFW 🆓 Free to Play 🥵 Hentai 🌸 Anime 🧊 3D 🌍 Open World 💘 Dating Sim 🙌 First-Person 👤 Singleplayer 🗺️ Adventure 🎭 Fantasy 🧸 Cute 📚 Story Rich 🌱 Indie 🕴 Psychological Horror 🔫 FPS 🥽 VR

Categories

Single-player Steam Cloud Profile Features Limited Adult Only

Assets

Load all asset images 🔞
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logo c0ba739e8ea298caa36d00c23f139f8530a0d0d9
logo_small c0ba739e8ea298caa36d00c23f139f8530a0d0d9_thumb
small_capsule
englishcapsule_231x87.jpg
header_image
englishheader.jpg
store_screenshot ss_a3ee95c3a34b58375138be5ba316c6e6193798c3.jpg
Assets
main_capsulecapsule_616x353.jpg
small_capsulecapsule_231x87.jpg
headerheader.jpg
library_capsuleportrait.png
community_icon33a132683921baee988608568a6db3d2ea34fc45.jpg
page_background_pathapp/943700
timestamp19 June 2019 – 22:34:05 UTC

Trailer 224883 ↴

trailer_name steam trailer
trailer_category 0
trailer_480p ↴
video/webm 256751578/movie480.webm
video/mp4 256751578/movie480.mp4
trailer_max ↴
video/webm 256751578/movie_max.webm
video/mp4 256751578/movie_max.mp4
microtrailer ↴
video/webm 943700/224883/2242c0543aff4049fe4156afcd6f9f9c79b3b175/1751167000/microtrailer.webm
video/mp4 943700/224883/2242c0543aff4049fe4156afcd6f9f9c79b3b175/1751167000/microtrailer.mp4
adaptive_trailers ↴
dash_av1 943700/224883/2242c0543aff4049fe4156afcd6f9f9c79b3b175/1751167000/dash_av1.mpd
dash_h264 943700/224883/2242c0543aff4049fe4156afcd6f9f9c79b3b175/1751167000/dash_h264.mpd
hls_h264 943700/224883/2242c0543aff4049fe4156afcd6f9f9c79b3b175/1751167000/hls_264_master.m3u8
screenshot_medium 256751578/movie.293x165.jpg
screenshot_full 256751578/movie_full.jpg
all_ages false
is_highlight true
timestamp 28 May 2019 – 02:20:39 UTC

Steam charts

  • 30 players right now
  • 32 24-hour peak
  • 1,538 all-time peak 30 June 2019
SteamDB.info

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Store data

Owner estimations

Monthly players breakdown

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Steam hub followers history

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User reviews history

  • 😍 Overwhelmingly Positive
  • 92.71% SteamDB Rating
  • 16,183 95.1% positive reviews
  • 831 4.9% negative reviews

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How many players are playing Monster Girl Island: Prologue right now on Steam?

Steam player counter indicates there are currently 30 players live playing Monster Girl Island: Prologue on Steam.

Monster Girl Island: Prologue had an all-time peak of 1538 concurrent players on 30 June 2019.

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