Sorry to hear, could you try to lower the graphics in settings. If this doesn't work please email us at email@example.com.
Sorry for this issue and inconvience. We found a solution for you to try out, by changing the gatekeeper settings:https://www.tekrevue.com/tip/gatekeeper-macos-sierra/
Awesome!! Thanks for letting us know, I now have enabled the comments.
Awesome to hear it works fine on Ubuntu :) Thanks for the support and donation, means a lot!
You can use it in our next Cube Escape game at RustyLake.com
Is Paypal not an option?