The Add Master App Catalog Item dialog uniquely identifies a single app that can be installed on a managed mobile device or disallowed from a device. The first four values must match the values returned by an app audit of a mobile device exactly.
Package Name - The full name of the app in reverse-domain format. Example: com.kaseya.enterprise.agent.
App Name - The friendly name of the app. Example: Agent.
Device OS - Android or iOS.
App Type - Specifies whether the app is installed from an app store or downloaded from the VSA as an enterprise built app.
Store App - - If selected, a URL must be specified.
Enterprise App - - If selected, an App Binary must be specified.
URL - Specifies the URL mobile devices use to download the app from the app store.
App Binary - Specifies an app bundle to upload to the VSA. The app bundle is either an Android .apk file or an iOS .ipa file. Once uploaded, the VSA manages the distribution of the app to managed mobile devices.
- If selected, a URL must be specified. 
- If selected, an App Binary must be specified.