It's so choppy on Android, and that's even after changing my settings. I'm not even through the tutorial!
If you downloaded version 0.69.010 from this site, then the main thing you need to do is install the game into the internal memory of the device. otherwise there may be problems launching the game.
Often, visitors download third-party builds of the game, and then complain to the author about malfunctions.
Therefore, it may be important to clarify where the copy of the game was obtained from and what version it was. Most modified builds can spoil saves and cause unexpected errors, since the authors of the modifications do not coordinate the changes with the author of the game.
In general, this is a complex topic and the main thing is to use game builds from this site.