App Wrapper 3.3 for OS X, update to popular app post processor Posted 3/23/2015 at 12:42 UTC in Mac by gnye@amdesign.net | Permalink | Tweet Ohanaware Co., Ltd. today announces App Wrapper 3.3, an important update to their popular App Store preparation tool. App Wrapper was designed to simplify the process of preparing applications for submission to the Mac App Store and deploying on web sites. App Wrapper features a GUI for adding the required App Store properties, creating high resolution icons, code signing an application, placing an app into a App Sandbox & packaging it in a signed installer or creating a zip file and much more.