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Project Mnemosyne

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App ID 3297210
App Type Game
Developer
Publisher FGames
Supported Systems Windows
Technologies PyGame Engine, RenPy Engine
Last Changenumber 31961812
Last Record Update 29 October 2025 – 07:12:47 UTC ()
Release Date 15 August 2025 – 18:07:57 UTC ()
❓ 64.73%
23 reviews
1
In-Game
🔞 Sexual Content 🫣 NSFW 📚 Visual Novel 💘 Romance 🙈 Mature

Project Mnemosyne is an adult visual novel based on choices. Embark on a journey with your loyal companion, Kristina. Will she become more than just a friend to you on this adventure? The decision is yours.

Indie NSFW Game Festival 2025

Steam price history

Special Promotion, ends 11 November 2025
Current Price -20% $5.20
Lowest Recorded Price $5.20 at -20% 28 October 2025
Currency Current Price Converted Price Lowest Recorded Price
U.S. Dollar -20% $5.20 $5.20 $5.20 $5.20 at -20%
Indian Rupee -20% ₹ 256 $2.88 -44.54% $2.88 ₹ 256 at -20%
Ukrainian Hryvnia -20% 121₴ $2.88 -44.54% $2.88 121₴ at -20%
Vietnamese Dong -20% 76000₫ $2.88 -44.46% $2.88 76000₫ at -20%
Indonesian Rupiah -20% Rp 48355 $2.90 -44.11% $2.90 Rp 48355 at -20%
Kazakhstani Tenge -20% 1562₸ $2.95 -43.11% $2.95 1562₸ at -20%
LATAM - U.S. Dollar -20% $2.97 $2.97 -42.88% $2.97 $2.97 at -20%
MENA - U.S. Dollar -20% $2.97 $2.97 -42.88% $2.97 $2.97 at -20%
South Asia - USD -20% $2.97 $2.97 -42.88% $2.97 $2.97 at -20%
Philippine Peso -20% ₱178.50 $3.04 -41.52% $3.04 ₱178.50 at -20%
South African Rand -20% R 53.56 $3.08 -40.71% $3.08 R 53.56 at -20%
Brazilian Real -20% R$ 17,48 $3.25 -37.46% $3.25 R$ 17,48 at -20%
Taiwan Dollar -20% NT$ 102 $3.31 -36.31% $3.31 NT$ 102 at -20%
Chilean Peso -20% CLP$ 3124 $3.31 -36.24% $3.31 CLP$ 3124 at -20%
Malaysian Ringgit -20% RM14.51 $3.45 -33.52% $3.45 RM14.51 at -20%
CIS - U.S. Dollar -20% $3.49 $3.49 -32.88% $3.49 $3.49 at -20%
Kuwaiti Dinar -20% 1.08 KD $3.53 -31.98% $3.53 1.08 KD at -20%
Mexican Peso -20% Mex$ 66.20 $3.56 -31.42% $3.56 Mex$ 66.20 at -20%
Colombian Peso -20% COL$ 13762 $3.57 -31.29% $3.57 COL$ 13762 at -20%
Thai Baht -20% ฿115.31 $3.57 -31.19% $3.57 ฿115.31 at -20%
Qatari Riyal -20% 13.38 QR $3.68 -29.21% $3.68 13.38 QR at -20%
Peruvian Sol -20% S/.12.64 $3.74 -27.95% $3.74 S/.12.64 at -20%
Japanese Yen -20% ¥ 595 $3.86 -25.70% $3.86 ¥ 595 at -20%
South Korean Won -20% ₩ 5800 $4.05 -21.93% $4.05 ₩ 5800 at -20%
Uruguayan Peso -20% $U164 $4.11 -20.90% $4.11 $U164 at -20%
U.A.E. Dirham -20% 15.62 AED $4.25 -18.21% $4.25 15.62 AED at -20%
Singapore Dollar -20% S$5.58 $4.29 -17.40% $4.29 S$5.58 at -20%
Hong Kong Dollar -20% HK$ 34.22 $4.40 -15.35% $4.40 HK$ 34.22 at -20%
New Zealand Dollar -20% NZ$ 7.80 $4.46 -14.20% $4.46 NZ$ 7.80 at -20%
Canadian Dollar -20% CDN$ 6.68 $4.75 -8.57% $4.75 CDN$ 6.68 at -20%
Costa Rican Colon -20% ₡2455 $4.89 -5.95% $4.89 ₡2455 at -20%
Australian Dollar -20% A$ 7.63 $4.99 -3.98% $4.99 A$ 7.63 at -20%
Norwegian Krone -20% 58,03 kr $5.73 +10.24% $5.73 58,03 kr at -20%
British Pound -20% £4.38 $5.76 +10.81% $5.76 £4.38 at -20%
Israeli New Shekel -20% ₪19.31 $5.93 +14.15% $5.93 ₪19.31 at -20%
Euro -20% 5,12€ $5.93 +14.15% $5.93 5,12€ at -20%
Polish Zloty -20% 23,80zł $6.45 +24.13% $6.45 23,80zł at -20%
Swiss Franc -20% CHF 5.76 $7.15 +37.57% $7.15 CHF 5.76 at -20%
Russian Ruble N/A N/A N/A
Chinese Yuan N/A N/A N/A
Saudi Riyal N/A N/A $4.09 15.35 SR
Valve suggested prices are shown on package pages.

Price history

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Click on a currency name to load price history for that particular currency.
View lowest recorded prices on Steam store pages by using our browser extension.

Additional Information

Developer Fint
community_visible_stats Yes
ReleaseState released
Publisher FGames
Store Release Date 15 August 2025 – 18:08:01 UTC ()
osarch empty string
community_hub_visible Yes
Social Media https://x.com/Fint_Games
Primary Genre Indie (23)
Store Genres Indie (23), Early Access (70)
Steam Release Date 15 August 2025 – 18:07:57 UTC ()
Store Asset Modification Time 9 July 2025 – 07:50:57 UTC () (1752047457)
library_assets
library_capsuleen
library_heroen
library_hero_bluren
library_logoen
library_headeren
logo_position ↴
pinned_positionBottomLeft
width_pct100
height_pct97.1124598210362
osextended empty string
review_score 6
review_percentage 73
Detected Technologies (?) PyGame Engine, RenPy Engine
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's default graphics configuration performs well on Steam Deck
  •  
  • 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: 19 September 2025 – 00:00:00 UTC
  • tested_build_id: 19628845
  • configuration:
    supported_inputother
    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-10.0-beta
    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), Frequent Nudity or Sexual Content (4), General Mature Content (5)
controllertagwizard Yes
Early Access Release Date 15 August 2025 – 00:00:00 UTC ()
First seen on SteamDB 15 October 2024 – 09:51:13 UTC (), in changelist #25725519
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

3 Languages Interface Full Audio Subtitles Achievements
English Yes Yes Yes
Russian Yes Yes Yes
Turkish Yes Yes

Assets

Load all asset images 🔞
clienticon c5110c40c5b183d45f81af675c0ee0f2ba4b4e37
clienttga 6f6e529ca84695812587e74ec87898052a6e81d0
icon 5f97b57d6cf04712a0a5a514ce33a18d4b38c457
clienticns 34550d1a766559a261487add45a7b75057509b89
LinuxClientIcon ef3ee1df042e8b634cb684c33b2e59ec6d3cd563
small_capsule
english953121890a9c5fa2e5723ca7fb6faf1c48f3087d/capsule_231x87.jpg
header_image
englishheader.jpg
library_assets_full
library_capsule ↴
image/english9aad1d244a4c181134a7a1674360dd5a45a4107d/library_600x900.jpg
image2x/english9aad1d244a4c181134a7a1674360dd5a45a4107d/library_600x900_2x.jpg
library_hero ↴
image2x/englishc1b0d59343612958116cb4e2f28d963308994519/library_hero_2x.jpg
image/englishc1b0d59343612958116cb4e2f28d963308994519/library_hero.jpg
library_hero_blur ↴
image/englishc1b0d59343612958116cb4e2f28d963308994519/library_hero_blur.jpg
library_logo ↴
image/english610c0d684fab81bd2e5cc89cf6d7d60018c19626/logo.png
image2x/english610c0d684fab81bd2e5cc89cf6d7d60018c19626/logo_2x.png
logo_position/pinned_positionBottomLeft
logo_position/width_pct100
logo_position/height_pct97.1124598210362
library_header ↴
image/englishda9f435913fac39eb12c91f070658661bde6b0ff/library_header.jpg
image2x/englishda9f435913fac39eb12c91f070658661bde6b0ff/library_header_2x.jpg
Assets
main_capsule43dc7041c062ed16c2b052e6cc63f3c4b5dbec69/capsule_616x353.jpg
small_capsule953121890a9c5fa2e5723ca7fb6faf1c48f3087d/capsule_231x87.jpg
headerheader.jpg
page_backgroundpage_bg_generated_v6b.jpg
hero_capsule38cab6885c17106c4f4dbc502bc80e87c9d47448/hero_capsule.jpg
hero_capsule_2x38cab6885c17106c4f4dbc502bc80e87c9d47448/hero_capsule_2x.jpg
library_capsule9aad1d244a4c181134a7a1674360dd5a45a4107d/library_600x900.jpg
library_capsule_2x9aad1d244a4c181134a7a1674360dd5a45a4107d/library_600x900_2x.jpg
library_heroc1b0d59343612958116cb4e2f28d963308994519/library_hero.jpg
library_hero_2xc1b0d59343612958116cb4e2f28d963308994519/library_hero_2x.jpg
community_icon5f97b57d6cf04712a0a5a514ce33a18d4b38c457.jpg
page_background_pathapp/3297210
raw_page_backgroundpage_bg_raw.jpg
timestamp15 August 2025 – 18:07:58 UTC

Trailer 772380 ↴

trailer_name Trailer 1
trailer_category 0
trailer_480p ↴
video/webm 257065469/movie480_vp9.webm
video/mp4 257065469/movie480.mp4
trailer_max ↴
video/webm 257065469/movie_max_vp9.webm
video/mp4 257065469/movie_max.mp4
microtrailer ↴
video/webm 3297210/772380/a035eb5ab7f2901ac8f976ad76c92d6396f7219a/1750976828/microtrailer.webm
video/mp4 3297210/772380/a035eb5ab7f2901ac8f976ad76c92d6396f7219a/1750976828/microtrailer.mp4
adaptive_trailers ↴
dash_av1 3297210/772380/a035eb5ab7f2901ac8f976ad76c92d6396f7219a/1750976828/dash_av1.mpd
dash_h264 3297210/772380/a035eb5ab7f2901ac8f976ad76c92d6396f7219a/1750976828/dash_h264.mpd
hls_h264 3297210/772380/a035eb5ab7f2901ac8f976ad76c92d6396f7219a/1750976828/hls_264_master.m3u8
screenshot_medium 257065469/207a2c8488f2e360597c076a3928da13478a1f7e/movie_600x337.jpg
screenshot_full 257065469/207a2c8488f2e360597c076a3928da13478a1f7e/movie_full.jpg
all_ages false
is_highlight true
timestamp 25 June 2025 – 23:23:35 UTC
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