In order for you to play Krunker on macOS with minimal graphics settings, your computer must meet the following requirements
Operating System:
OS X version 10.11 (El Capitan)
Processor (CPU):
2.33GHz or faster x86-compatible processor
Network:
Broadband Internet connection
Storage:
100 MB available space
In order to play Krunker on macOS with maximum graphics settings, you need a computer with a configuration no worse than the following
Operating System:
OS X version 11.0.1 (Big Sur)
Processor (CPU):
3.5GHz or faster x86-compatible processor
Network:
Broadband Internet connection
Storage:
2 MB available space