This article will show you how to add a form to an app that uses the Forms List app type.
Instructions
Navigate to Apps and click Manage on the app you wish to add a form to

Select the Builder tab

Select Available Forms from the drop-down to display in the app

Note:
The placement of Forms will determine the order in which they appear on the app.
(Optional) You can also add a form as a menu item. Click Add Menu Item.

Choose Form from the Item Type drop-down

Add a Label and select a Form from the dropdown

Click Save
