Platforms
- Windows
- Notepad++
France
EU




DiffMerge has been discontinued. Similar apps include WinMerge, which is free and open source. Other options are Meld, Beyond Compare, KDiff3 and P4Merge. Diff Tools like DiffMerge are a crowded field, with more than 50 alternatives for Windows, Mac, Linux, the web and self-hosting.




Guiffy is a diff merge tool and folder compare application and API. SureMerge is the most trustworthy source code 3-way merge tool available. Advanced features include tuneable inline diff highlighting, syntax highlighting and a blend of 3 diff algorithms.




Workshare Compare is the leading document comparison software that lets you perform file comparison of two documents against multiple modified versions.
CompareMerge is a Mac OSX's software tool for file comparison and merging text-like files.



Visualize folders side-by-side and find immediately which files are different, colors help to understand the diff type. Colors identify older, modified and newer files.




GNU Diffutils is a package of several programs related to finding differences between files.
Text Compare lets you instantly see the difference between two pieces of text. Compare text by paragraph, word or character. Paste in two pieces of text, and Text Compare will highlight what has been inserted in, or deleted from, the original text.



ECMerge is a comparison and synchronization tool with two and three-way merge for text and folders and difference on binary, text, images and folders, locally, via FTP/S, SFTP or in version controls. For Windows, Mac OS X, Solaris and Linux.




Compare Files Using ' Diff Doc' a visual file compare and folder compare utility that creates a detailed file diff. File comparison can optionally be done with the command line. Compare Word and Compare XLS files in addition to PDF, txt, rtf, htm