1) You should know what "class-dump" is. app
2) Download "class-dump" from any one in here: ide
http://www.codethecode.com/download/class-dump-3.3.3.dmg (2010-08-08) spa
http://www.codethecode.com/download/class-dump-3.3.3.tar.bz2 code
http://bitbucket.org/nygard/class-dump ip
3) Double-Click the "class-dump" dmg file and move the exec file "class-dump" to directory: "/usr/local/bin" get
4) Get one ipa file and open it use zip way, you will get a folder,and there is a .app file with same name with ipa file.(.app extension maybe hided by system) cmd
5) Enter into the folder,and use cmd: class-dump XXX.app/XXX ("XXX" is your app need to class-dump). it
Good luck! io