
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.
Steam details apply to the Steam version. IGDB data describes the game; support may vary by platform or edition.
Valve has verified this game for Steam Deck.
Applies to the Steam version. Check the store for current details.
Steam · Checked
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| Interface |
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| American English | Supported | Supported | Not confirmed |
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| French (France) | Supported | Supported | Not confirmed |
| German (Germany) | Supported | Supported | Not confirmed |
| European Spanish | Supported | Supported | Not confirmed |
| Chinese (Taiwan) | Supported | Supported | Not confirmed |
| Chinese (China) | Supported | Supported | Not confirmed |
| Korean (South Korea) | Supported | Supported | Not confirmed |
| Brazilian Portuguese | Supported | Supported | Not confirmed |
| Russian (Russia) | Supported | Supported | Not confirmed |
| Japanese (Japan) | Supported | Supported | Not confirmed |
| Polish (Poland) | Supported | Supported | Not confirmed |
Unlisted support is not confirmed. Check your platform and edition before purchasing.
IGDB · Checked
Steam lists full controller support. Individual controller compatibility may vary.
Applies to the Steam version. Check the store for current details.
Steam · Checked
Security 51: Adventure, Simulation, and Indie game, developed by Alawar, released Aug 12, 2026, on PC.
The schedule shown applies to this region. Check the official store for that region to confirm availability.
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