can you screenshot the memory usage details? Hover over the memory icon (its the left of the memory bar)
should look like this 
it doesn't work at all, tried from 3500 to 2000, it just acts like I'm starting a new game every time...
I don't understand why cause I've been using the mobile web version for about a week or so without this big of an issue (other than the usual server bugs)
I like this game due to how I can basically bounce my own thoughts back at me with more flare so I tend to play upwards of an hour cause boredom.