Latest ver. Does not work on iOS 8.1.3 iPhone 5

iOS 8.1.3 on iPhone 5. Keep updates current at all times. Latest ver. "updated" and installed ok, but fails to start now. Sorry no boot, no stars! (I cant get away with no stars so I am forced to give it a 1). I guess I got what I paid for!

jjenness about Edmunds - Shop Cars For Sale, v7.5