I generally use Xcode + IB if I'm doing anything complex with ObjC. Though, If I'm just doing a one-off command line app with ObjC alone for whatever reason or

I generally use Xcode + IB if I'm doing anything complex with ObjC. Though, If I'm just doing a one-off command line app with ObjC alone for whatever reason or need to make a quick edit to a file, I'll use TextMate instead.