Pros: It Creates workflows with minimum code. It allows non-developers to create detailed workflows, Simple anduser-friendlyy.
Cons: Expensive licensing,Development version only available with premium support.
Overall Experience: Nintex Workflow has a really well-designed user interface (UI) for creating the workflows. It closely resembles Microsoft Visio which makes designing the workflows easier on the user since it's very visual compared to the out of the box SharePoint workflows which is closer to computer programming.