There is a github issue about this, I'll provide a MRP as they say :)
Recent community posts
I reuploaded the web version in debug mode, it behaves correctly.
The problem was also reproducible on the binaries which were done in release mode, I republished them in debug mode. I have no idea why the physics is done differently between release/debug.
Are there any plan to do translations?
This game truly seems awesome, but I'm afraid it would be too tedious for people who are not fluent in English. That would be nice if translations would exist :-)