In order for you to play Grotto on Windows with minimal graphics settings, your computer must meet the following requirements
Requires a 64-bit processor and operating system
OS *:
Windows 7 or later
Processor (CPU):
i3 or better
Graphics Card:
NVIDIA GT 630 / 650m, AMD Radeon HD6570 or equivalent
Sound Card:
N/A
In order to play Grotto on Windows with maximum graphics settings, you need a computer with a configuration no worse than the following
Requires a 64-bit processor and operating system