Why? Screen not responding

Every time I open this app, my screen stops responding. It works for a second and then poof! Bye Felicia its like my finger doesnt exist. And I dont think its because my phone is slow. I have an iPhone 6. Yall need to get this worked out. Anyone else got this problem?

Jofes14 about Seeds Lite For Minecraft - Server, Skin, Community, v8.0.2