I've used MBProgressHUD and it works well on simulator. But it doesn't work on actual device. This is what error occurs.
dyld: Library not loaded: @rpath/MBProgressHUD.framework/MBProgressHUD
Referenced from: /var/mobile/Containers/Bundle/Application/95537F26-A2D4-4C5A-9F38-D5D294B3E96F/Bowden.app/Bowden
Reason: image not found
Note that I don't use cocoapods.