Please, watch this video to see how xlCompare compares Excel Files for differences.
xlCompare has rich sete of commands and options to solve comparison tasks with a maximum efficiency!
We can continue this list, it is much longer that list of features you are getting from the Excel Add-in (WCT 3.3.9). Independence from Excel gives us more flexibility. The software works much faster than COM Add-in version and has much longer list of features. We've made the software as easy to use as posible. This is not always posible in the COM Add-in, limited by Excel's ribbon and object model.