Is it still not working? I haven't heard that from anyone else. I'll send you some mediafire links if you still can't get it.
https://www.mediafire.com/file/dpvapz9enzxpfjj/GrandmasHouse-V0.02-pc.zip/file
Here's the PC version but it turned out the android version was too big and can't be installed so I have to make a compressed version.