cask :v1 => 'screenflow4' do version '4.5.4' sha256 'e6f142e5fdc30556ec01d7973b194927cbdcda341d9d673b30fff9ad6d12b790' url "http://www.telestream.net/download-files/screenflow/4-5/ScreenFlow-#{version}.dmg" homepage 'http://www.telestream.net/screenflow/' license :commercial app 'ScreenFlow.app' end