WinMerge is a free software tool for data comparison and merging of text-like files. It is useful for determining what has changed between versions, and then merging changes between versions. Developed by Jochen Neubeck (jtuc)
License: Open Source
WinMerge 2011 is user-friendly and excels in folder and file comparison, making it ideal for simple tasks. In contrast, kdiff3 offers advanced features like three-way merging and is better suited for complex version control scenarios.