Glitches.....?? please fix it

This game use to be my favorite game about a year ago and I came back to play this game again and theres a lot of glitches, the game freezes up, and it also turns my iphone5 off.... Can you guys please fix all these glitches, I would love to be able to play this game without any problems.. Thanks!

Brigolfer28 about Alchemy - non logical puzzle, v2.5