Official specs from Steam

Halloween: The Game system requirements

Minimum and recommended PC specs as listed by the developer on Steam.

Halloween: The Game release infoSteam page Check other games

Minimum

NoteRequires a 64-bit processor and operating system
OSWindows 11 64-bit
ProcessorIntel LGA 1200+ / AMD AM4+ (Zen 2+)
Memory16 GB RAM
GraphicsGTX 1660+ / RX 590+ / Arc A770+ (1080p@30fps)
DirectXVersion 12
NetworkBroadband Internet connection
Storage45 GB available space
Additional NotesSSD/NVME Required

Recommended

NoteRequires a 64-bit processor and operating system
OSWindows 11 64-bit
ProcessorIntel LGA 1700+ / AMD AM5+
Memory32 GB RAM
GraphicsRTX 3000 series / RX 7000 series (4k@30fps)
DirectXVersion 12
NetworkBroadband Internet connection
Storage45 GB available space
Additional NotesSSD/NVME Required

FAQ

What graphics card do I need for Halloween: The Game?

Minimum: GTX 1660+ / RX 590+ / Arc A770+ (1080p@30fps). Recommended: RTX 3000 series / RX 7000 series (4k@30fps).

How much RAM does Halloween: The Game need?

Halloween: The Game needs 16 GB RAM at minimum, 32 GB RAM recommended.

How big is Halloween: The Game?

Halloween: The Game requires 45 GB available space.

Does Halloween: The Game run on Mac or Steam Deck/Linux?

There is no native macOS version. There is no native Linux build (Proton compatibility may vary).