Catherine Classic System Requirements
Minimum system requirements:
Intel Core i3 (2.9 GHz) or AMD equivalent
4 GB RAM
DX10 compliant video card with 1 GB VRAM (Nvidia GeForce 8 Series or higher / AMD RadeonHD 4870 or higher / Intel HD 2000 or higher)
Microsoft Windows 7 / 8 (8.1) / 10
20 GB available space
There are only official system requirements on the site which are released by developers or an official publisher.
Can you run it?
Compare the system requirements with a configuration you can add below.