With the ‘drag and drop’ footer builder in the Kadence theme you have full control over your footer. To use the footer builder, go to the customizer and click the footer button on the left. For a more in-depth tutorial, check out this video below
Update: WordPress 5.8 introduced the widget blocks, where you can customize the widgets the same way you do with normal pages. When you finished designing a widget, go to the footer builder and drag and drop the particular widget to the column you want. Now you have the full freedom to create those amazing looking footers without using a Premium solution.
Kadence free vs pro
For the footer builder, the Kadence free version and pro version are exactly the same.