No specific info about version 8.9. Please visit the main page of Guiffy on Software Informer.
It's a handy application meant to visually compare and merge files.
Free file and folder diff & merge tool, Visual Studio integrated.
Compare and Merge is a visual file and source code compare utility.
It provides file and folder comparison with merge and reporting abilities.
Sync Assistant is an ergonomic tool to compare two directories
This is a complete solution for comparing and merging XML files.