With WP Client Reports Pro, you can add a new section to your report that gives you and your client statistics about the forms on their website. The plugin tracks daily views and for each form on your site so that you can get an accurate picture of the conversion rate within a period of time and how they are performing.
Gravity Forms is a long-standing premium plugin in the WordPress community. It has a helpful drag and drop interface where you can build and configure a form in minutes. Includes advanced features like conditional fields and integration with a number of other platforms like Mailchimp and Zapier.
There is no set up needed once you have the plugin installed, activated, and enabled in the Client Report Settings.
Read more about how Form View Tracking works with this F.A.Q.