Kastle has created a Technician App that runs on IOS devices (iPhone and iPad). The Technician app includes components for V7 installer and Field Test tool. There have been updates to the app. To take advantage of the updates you will have to upgrade to version 4.2 or higher. The attached document outline the steps to download the new version. Once you have upgraded to the latest version, the app will update like other apps on your iPhone / iPad.