This is the documentation for ConfiForms Server/Data Center appHowever, this might also work for ConfiForms cloud and in most cases it does. But please see this page to understand the differences between server and cloud versions of the ConfiForms app.
Very often in the solutions we do for our customers (see Consulting services we provide) we suggest and use the Cache macro from Appfire.
It works well for us and our customers. Especially on "heavy pages" like reporting pages and pages that aggregate and show lot's of ConfiForms data
See more on Appfire's website https://www.appfire.com/resource/how-vertuna-llc-improves-page-performance-and-load-times-on-data-heavy-confluence-pages/