IOS Simulator - Application Files
Issue the following command in terminal :
cd Library/Application\ Support/iPhone\ Simulator/5.0/Applications/ ls B821BB02-4D47-460F-8181-71ED3EF6566C D9EF8793-CA82-466C-8280-F5F084EC3F36 cd D9EF8793-CA82-466C-8280-F5F084EC3F36/ $ ls Documents Library XXXX.app tmp
Be sure about that you have set the iCloud or not , as always , we operate our own files in the 'Library/Caches' .