The Steam store page for Black Cat Book Club lists Windows 7 SP1+ 64-bit as the minimum OS, an Intel Core i3 @ 3.2 GHz CPU, 4 GB of RAM, DirectX 11, and 300 MB of available storage. The Steam client itself requires Windows 10 or newer. Recommended specs beyond the 64-bit OS line are not announced as of 2026-09-25.

Black Cat Book Club PC minimum specifications

ComponentMinimumRecommended
Operating systemWindows 7 SP1+ (64-bit)Not announced as of 2026-09-25
ProcessorIntel Core i3 @ 3.2 GHzNot announced as of 2026-09-25
Memory4 GB RAMNot announced as of 2026-09-25
GraphicsDirectX 11Not announced as of 2026-09-25
DirectXVersion 11Not announced as of 2026-09-25
Storage300 MB availableNot announced as of 2026-09-25
Sound cardDirectX 11 compatibleNot announced as of 2026-09-25

Steam Deck and SteamOS

Steam Deck verification status is not announced as of 2026-09-25. SteamOS support follows Steam Deck verification once the developer submits the build through Valve's standard process.