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Security 51

Wishlist Follow Ignore Launch Unwatch Watch
App ID 4246860
App Type Game
Developer
Publisher Alawar
Franchise Alawar
Supported Systems Windows macOS
Technologies Unity Engine
Last Changenumber 38574838
Last Record Update 3 September 2026 – 14:41:03 UTC ()
Release Date 12 August 2026 – 11:57:28 UTC ()
😌 68.55%
509 reviews
33
In-Game
🖥️ Simulation 🔎 Point & Click 🧞 Choices Matter 🧩 Puzzle 😱 Horror

You're a security officer deep within Area 51. Scan the staff, verify clearances, and decide who can enter the elevator and who absolutely mustn't leave. The deeper you go, the less certain you are that anyone standing before you is still human.

Additional Information

Developer Alawar
controller_support full
community_visible_stats Yes
ReleaseState released
Publisher Alawar
Store Release Date 12 August 2026 – 11:57:30 UTC ()
osarch empty string
community_hub_visible Yes
Social Media https://discord.gg/alawar
https://x.com/alawarteam
https://www.youtube.com/@alawar
Primary Genre Simulation (28)
Store Genres Adventure (25), Indie (23), Simulation (28)
Steam Release Date 12 August 2026 – 11:57:28 UTC ()
Store Asset Modification Time 26 August 2026 – 09:24:51 UTC () (1787736291)
library_assets
library_capsuleen,zh-cn,zh-tw,ja,ko
library_heroen
library_hero_bluren
library_logoen,zh-cn,zh-tw,ja,ko
library_headeren,zh-cn,zh-tw,ja,ko
logo_position ↴
pinned_positionCenterCenter
width_pct69.31535454169898
height_pct81.24773849853997
osextended macos64
name_localized
japaneseセキュリティ
schinese51区安检站
tchinese51區安檢站
koreana시큐리티 51
review_score 6
review_percentage 71
Detected Technologies Unity Engine, UnityBurst SDK, UnityIL2CPP SDK
Steam Deck Compatibility
  • Steam Deck:
  • All functionality is accessible when using the default controller configuration
  • This game shows Steam Deck controller icons
  • In-game interface text is legible on Steam Deck
  • This game's default graphics configuration performs well on Steam Deck
  •  
  • SteamOS:
  • This game runs successfully on SteamOS
  •  
  • category: Verified
  • steamos_compatibility: Compatible
  • steam_machine_compatibility: 3
  • test_timestamp: 20 August 2026 – 17:53:39 UTC
  • tested_build_id: 24711742
  • steam_machine_tests:
    0 ↴
    display4
    token#SteamMachine_TestResult_DefaultControllerConfigFullyFunctional
    1 ↴
    display4
    token#SteamMachine_TestResult_ControllerGlyphsMatchDevice
    2 ↴
    display4
    token#SteamMachine_TestResult_DefaultConfigurationIsPerformant
  • configuration:
    supported_inputother
    requires_manual_keyboard_invoke0
    requires_non_controller_launcher_nav0
    primary_player_is_controller_slot_00
    non_deck_display_glyphs0
    small_text0
    requires_internet_for_setup0
    requires_internet_for_singleplayer0
    recommended_runtimeproton-11.0-2RC
    requires_h2640
    requires_voice_files0
    gamescope_frame_limiter_not_supported0
    hdr_support0
    requires_proton_soundfonts0
Content Descriptors General Mature Content (5)
controllertagwizard Yes
First seen on SteamDB 10 December 2025 – 08:21:57 UTC (), in changelist #32709126
Content Descriptors (Including DLC) General Mature Content (5)

Supported Languages

10 Languages Interface Full Audio Subtitles Achievements
English Yes Yes Yes
Simplified Chinese Yes Yes Yes
Russian Yes Yes Yes
French Yes Yes
German Yes Yes
Spanish - Spain Yes Yes
Traditional Chinese Yes Yes
Polish Yes Yes
Portuguese - Brazil Yes Yes
Japanese Yes Yes

Tags

🖥️ Simulation 🔎 Point & Click 🧞 Choices Matter 🧩 Puzzle 😱 Horror 🔍 Investigation 🕵️ Detective 🔄 Replay Value 🔚 Multiple Endings 👾 Pixel Graphics 🧩 Logic 😓 Difficult 🖼️ 2D 🤫 Mystery 🌫 Atmospheric 👤 Singleplayer 😌 Casual 🏛️ Political Sim 🚀 Sci-fi 😃 Funny

Categories

Single-player Steam Achievements Steam Trading Cards Steam Cloud Family Sharing

Hardware Categories

Full Controller Support DualSense Controllers (USB Only)

Assets

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last_modified27 August 2026 – 15:20:39 UTC
timestamp27 August 2026 – 15:20:39 UTC

Trailer 1281968 ↴

trailer_name Launch Trailer
trailer_category 0
microtrailer ↴
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video/mp4 4246860/458488938/bda1d20eebceaa302fe5fd984d4c52b8adcbef6c/1786421992/microtrailer.mp4
adaptive_trailers ↴
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screenshot_full 257396200/e970c1e567e09e2d98ca838556f5342dc408a8f1/movie_full.jpg
all_ages true
is_highlight true
timestamp 12 August 2026 – 12:02:46 UTC

Steam charts

  • 33 players right now
  • 69 24-hour peak
  • 1,251 all-time peak 12 August 2026
SteamDB.info

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Store data

Twitch stats

  • 0 viewers right now
  • 73 24-hour peak
  • 8,071 all-time peak
  •  

Owner estimations

Monthly players breakdown

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Steam hub followers history

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User reviews history

  • 😌 Mostly Positive
  • 68.55% SteamDB Rating
  • 366 71.9% positive reviews
  • 143 28.1% negative reviews

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How many players are playing Security 51 right now on Steam?

Steam player counter indicates there are currently 33 players live playing Security 51 on Steam.

Security 51 had an all-time peak of 1251 concurrent players on 12 August 2026.

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