Everytime i open the game it instantly crashes. I use a mac. not sure how to fix this problem :(
"Did you tried to install itch.io app and then install games via app?"
Have you tried these fixes?
https://skillwarz.com/topic/243-rip-macos/
https://skillwarz.com/topic/270-macos-catalina-support/
They may help in your case as well.