Thank you for your feedback. We will check if this issue is replicatable on our phones and will fix it if so.
There's a high possibility that the issue comes from your app wherefore it can not be played in horizontal/landscape mode, I also have installed the app from the other sites and everything going well when I trying to play in landscape mode.
Hello! We tested it and it seems like the issue is on the side of your device after all. This particular game can't be played in the portrait mode.