I\'ve recently started work on a new app which is basically a copy of a previous app I made, with a few changes. To make this new app I\'ve copied the old app and removed some s
There's an app called Slender by Martiancraft that is good for suggesting potentially unused images.
http://martiancraft.com/products/slender.html
I believe that Faux Pas does something similar for class files, but I will check. That app does also look for unused methods, translations and resources.
http://fauxpasapp.com/rules/#rule-UnusedResource
I haven't used either app recently, but can remember being impressed with both previously.