In order for you to play Donut County on macOS with minimal graphics settings, your computer must meet the following requirements
Operating System:
Mac OS X 10.9+ (Mavericks)
Processor (CPU):
Intel Core2 Duo E8400
Memory (RAM):
2 GB RAM
Graphics Card:
Radeon HD 3870
Storage:
200 MB available space
In order to play Donut County on macOS with maximum graphics settings, you need a computer with a configuration no worse than the following
Operating System:
Mac OS X 10.10+ (Yosemite)
Processor (CPU):
Intel Core i3-4170 or better
Memory (RAM):
4 GB RAM
Graphics Card:
Nvidia GeForce GT 640 or better
Storage:
1 GB available space