Objects interact differently among platforms

After transferring a game I originally developed in Windows to Mac, iOS or Android, most of it runs consistently, but there is a case of colliding objects that works fine on Windows or GX.games but misbehaves on the other mentioned platforms, which (based on past debugging of what seems likely the same issue I had on Windows) I believe may be due to the collision mask sizes for the interacting objects, which have to be fairly specific in this case for the interactions to work.

Also, on the...

Objects interact differently among platforms