Official specs from Steam

Little Nightmares system requirements

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

Little Nightmares release infoSteam page Check other games

Minimum

NoteRequires a 64-bit processor and operating system
OS *Windows 7, 64-bit
ProcessorIntel CPU Core i3
Memory4 GB RAM
GraphicsNvidia GTX 460
DirectXVersion 11
NetworkBroadband Internet connection
Storage10 GB available space
Additional NotesSSE4.2 required

Recommended

NoteRequires a 64-bit processor and operating system
OS *Windows 7, 64-bit
ProcessorIntel CPU Core i7
Memory8 GB RAM
GraphicsNvidia GPU GeForce GTX 660
DirectXVersion 11
NetworkBroadband Internet connection
Storage10 GB available space
Additional NotesSSE4.2 required

FAQ

What graphics card do I need for Little Nightmares?

Minimum: Nvidia GTX 460. Recommended: Nvidia GPU GeForce GTX 660.

How much RAM does Little Nightmares need?

Little Nightmares needs 4 GB RAM at minimum, 8 GB RAM recommended.

How big is Little Nightmares?

Little Nightmares requires 10 GB available space.

Does Little Nightmares run on Mac or Steam Deck/Linux?

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