In order for you to play OlliOlli on macOS with minimal graphics settings, your computer must meet the following requirements
Operating System:
OSX 10.7 or later
Processor (CPU):
Dual Core 2.0 Ghz
Memory (RAM):
2 GB RAM
Graphics Card:
NVIDIA GeForce 9400m or equal AMD Video Card / Intel HD3000
Storage:
300 MB available space
In order to play OlliOlli on macOS with maximum graphics settings, you need a computer with a configuration no worse than the following
Operating System:
OSX 10.9
Processor (CPU):
Dual Core 2.2 Ghz
Memory (RAM):
2 GB RAM
Graphics Card:
NVIDIA GT 650M or equal AMD video card / Intel HD4000
Storage:
300 MB available space