In order for you to play Octodad: Dadliest Catch on macOS with minimal graphics settings, your computer must meet the following requirements
Operating System:
Mavericks 10.9 or newer
Processor (CPU):
64-bit Intel Core 2 Duo 2.0Ghz or equivalent
Memory (RAM):
3 GB RAM
Graphics Card:
Intel Core HD Graphics 3000/4000, Nvidia GeForce GT 330M, ATI Radeon HD 4850 or better (ATI Radeon X1600 NOT SUPPORTED)
Storage:
3 GB available space
In order to play Octodad: Dadliest Catch on macOS with maximum graphics settings, you need a computer with a configuration no worse than the following
Processor (CPU):
Intel Core i5 2.8Ghz or equivalent
Memory (RAM):
4 GB RAM
Graphics Card:
GeForce GT 650M, AMD Radeon HD 6750M or better