The Diff Utility
Ynote contains a diff utility to compare 2 documents with Syntax Highlighting.

Using the Diff Utility
- Using the Tools->Compare Menu -> Compares 2 documents. "first file" and
"second file"
- Using the Tools->Compare With Menu -> Let's you choose the file you want to compare the active document to.
- Using the View->Show Unsaved Changes Menu->Shows the Unsaved Changes of the File.