The 200mph Mobile Previewer is tool that allows app developers using the 200mph Mobile platform,to preview their apps before deployment to the App Store.
When downloaded and installed on a device, users login with their 200mph Mobile account username and password, then access the apps they are building. Changes and revisions to apps can be made and instantly previewed on a device.
This allows app developers to bring their app to a live devices in order to test it before publishing. This will result in more professional and better functioning apps when deployed.