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Nuclear Design Bureau

Wishlist Follow Ignore Launch Unwatch Watch
App ID 4190240
App Type Game
Developer
Publisher Design Bureau KB-11
Supported Systems Windows
Last Changenumber 39438223
Last Record Update 2 October 2026 – 22:32:33 UTC ()
Release Date 15 September 2026 – 05:05:21 UTC ()
❓ 70.52%
345 reviews
155
In-Game
🖥️ Simulation 💡 Strategy ⚛️ Physics ☢️ Cold War 🔬 Science

Design. Simulate. Detonate. As a junior engineer at the Kurchatov Institute, you design atomic devices to satisfy the demands of the State. A hardcore physics game simulating hydrodynamics, neutron transport, and thermonuclear fusion.

Additional Information

Developer Design Bureau KB-11
community_visible_stats Yes
ReleaseState released
Publisher Design Bureau KB-11
Store Release Date 15 September 2026 – 05:05:23 UTC ()
osarch empty string
community_hub_visible Yes
Social Media https://discord.gg/c5JHbQ2vEU
Primary Genre Indie (23)
Store Genres Indie (23), Simulation (28), Strategy (2), Early Access (70)
Steam Release Date 15 September 2026 – 05:05:21 UTC ()
Store Asset Modification Time 29 September 2026 – 03:49:35 UTC () (1790653775)
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width_pct57.89473684210527
height_pct100
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review_score 6
review_percentage 75
Steam Deck Compatibility
  • Steam Deck:
  • Valve is still working on adding support for this game on Steam Deck
  •  
  • SteamOS:
  • Valve is still working on adding support for this game on SteamOS
  •  
  • category: Unsupported
  • steamos_compatibility: Unsupported
  • steam_machine_compatibility: 0
  • test_timestamp: 14 March 2026 – 00:00:00 UTC
  • tested_build_id: 22225013
  • steam_machine_tests:
  • configuration:
    supported_inputother
    requires_manual_keyboard_invoke0
    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-stable
    requires_h2640
    requires_voice_files0
    gamescope_frame_limiter_not_supported0
    hdr_support0
    requires_proton_soundfonts0
Content Descriptors General Mature Content (5)
controllertagwizard Yes
AI Content Type 1
Early Access Release Date 15 September 2026 – 00:00:00 UTC ()
First seen on SteamDB 17 November 2025 – 08:08:11 UTC (), in changelist #32290601
Content Descriptors (Including DLC) General Mature Content (5)

Supported Languages

1 Languages Interface Full Audio Subtitles
English Yes

Tags

🖥️ Simulation 💡 Strategy ⚛️ Physics ☢️ Cold War 🔬 Science 🧱 Sandbox 🧩 Puzzle 🖼️ 2D 👾 Pixel Graphics 😨 Dark 😓 Difficult 💥 Destruction 💻 Programming 🌌 God Game 📜 Historical 🎓 Tutorial 🌫 Atmospheric 🏅 Score Attack ☯ Minimalist 🐤 Early Access

Categories

Single-player Steam Achievements Steam Cloud Family Sharing Early Access Cloud Gaming Cloud Gaming (NVIDIA)

Accessibility Categories

Custom Volume Controls Playable without Timed Input Mouse Only Option Save Anytime

Assets

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last_modified2 October 2026 – 09:52:20 UTC
timestamp2 October 2026 – 09:52:20 UTC

Trailer 1347374 ↴

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timestamp 27 September 2026 – 11:41:58 UTC

History

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