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Happy Nuclear

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App ID 3678870
App Type Game
Developer
Publisher Hi-Develop
Supported Systems Windows
Technologies Godot Engine
Last Changenumber 30102626
Last Record Update 17 July 2025 – 03:37:58 UTC ()
Release Date 10 June 2025 – 02:09:40 UTC ()
❓ 69.91%
14 reviews
0
In-Game

Happy Nuclear is an evidence-based investigation game where players act as detectives to prevent a disaster. They analyze interconnected case information on an investigation board, primarily using old CCTV and access logs. Cases link together at the end, and each replay introduces changes.

Additional Information

Developer Hi-Develop
community_visible_stats Yes
ReleaseState released
Publisher Hi-Develop
Store Release Date 10 June 2025 – 02:09:43 UTC ()
osarch 64
community_hub_visible Yes
Primary Genre RPG (3)
Store Genres Casual (4), Indie (23), RPG (3), Simulation (28)
Steam Release Date 10 June 2025 – 02:09:40 UTC ()
Store Asset Modification Time 12 June 2025 – 05:05:09 UTC () (1749704709)
library_assets
library_capsuleen
library_heroen
library_hero_bluren
library_logoen
library_headeren
logo_position ↴
pinned_positionBottomLeft
width_pct100
height_pct57.21918784136787
osextended empty string
review_score 7
review_percentage 85
Detected Technologies (?) Godot Engine
controllertagwizard Yes
First seen on SteamDB 17 April 2025 – 08:16:00 UTC (), in changelist #28524552

Supported Languages

2 Languages Interface Full Audio Subtitles Achievements
English Yes Yes Yes
Thai Yes Yes

Tags

🌎 Immersive Sim 👆 Clicker 🧩 Puzzle 🔍 Investigation 🕵️ Detective 😌 Casual 🔎 Point & Click 🖥️ Simulation 🏽 2D 🧩 Logic 🔪 Thriller 🌫 Atmospheric 🤫 Mystery 🎸 1980s 📼 1990's 👾 Retro 👤 Singleplayer 🎲 RPG 🌱 Indie

Categories

Single-player Steam Achievements Steam Cloud Steam Leaderboards Family Sharing Steam is learning

Assets

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Assets
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timestamp12 June 2025 – 05:05:20 UTC
Trailers
257134506 ↴
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trailer_category2
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trailer_480p/video/mp4257134506/movie480.mp4
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timestamp1746433207

Store Packages

SubID Name Billing Type Last Update
1295822 Happy Nuclear Store or CD Key 16 June 2025 – 17:00:42 UTC

Packages

SubID Name Billing Type Last Update
1320577 Steam Sub 1320577 No Cost 16 May 2025 – 18:36:57 UTC

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