"Guideline 3.2 - Business
Users come to the App Store expecting to find apps they can pick up and use, so we check every app to see if it is meant for a wide audience. For apps designed to be used by a specific business, we work with developers to choose the right distribution option for their app.
We found in our review that your app is designed to be used by a specific organization or business, including its partners or employees. Custom app distribution through Apple Business Manager is the best way to make these kinds of business apps available to your target audience.
By distributing custom apps through Apple Business Manager, you will be able to:
Follow these steps to distribute your business app using custom app distribution and Apple Business Manager: