In order for you to play OMORI on macOS with minimal graphics settings, your computer must meet the following requirements
Operating System:
MacOS 10.12 (Sierra)
Processor (CPU):
Intel N4100 (or similar) or better
Memory (RAM):
4 GB RAM
Graphics Card:
DirectX 9/OpenGL 4.1 capable GPU
Storage:
2 GB available space
In order to play OMORI on macOS with maximum graphics settings, you need a computer with a configuration no worse than the following
Operating System:
MacOS 10.15 (Catalina)
Processor (CPU):
Intel Core i3-6100 or better
Memory (RAM):
8 GB RAM
Graphics Card:
OpenGL ES 2.0 hardware driver support required for WebGL acceleration
Storage:
2 GB available space