WinMerge is an open source differencing and merging tool for Windows. WinMerge can compare both folders and files, presenting differences in a visual text format that is easy to understand and handle.




There are many alternatives to compare++ for Windows and since it's discontinued a lot of people are looking for a replacement. The best Windows alternative is WinMerge, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 25 alternatives to compare++ and many of them are available for Windows so hopefully you can find a suitable replacement. Other interesting Windows alternatives to compare++ are Beyond Compare, KDiff3, SyncToy and Diffchecker.
WinMerge is an open source differencing and merging tool for Windows. WinMerge can compare both folders and files, presenting differences in a visual text format that is easy to understand and handle.




File and folder comparison tool offering source control integration, 3-way merge support, and selective synchronization. Supports FTP, cloud, runs offline, uses simple commands for files, customization, and scripting for reporting. Lightweight, portable with CLI and built-in viewer.





SyncToy is a free PowerToy designed by Microsoft, that provides an easy to use graphical user interface that can automatically synchronize local or network files and folders, but not WebDAV-, "Windows Mobile" files or folders and no triangle-sync as only Allway Sync...

Diffchecker Pro enables you to compare various types of content, on your desktop or directly in the browser.




Merge is the visual file comparison (diff), merging and folder synchronization application from Araxis. Use it to compare and merge source code, web pages, XML and other text files with native application performance.








DiffMerge is a graphical file comparison program for Windows, Mac OS X and Unix, published by SourceGear.

WinMerge 2011 series is a fork of the original WinMerge application that compiles without ATL/MFC dependencies to enable zero-budget developers to build WinMerge from sources using Visual C++ Express editions.


WinMerge JP is a fork of the original WinMerge, but after 2018 the two are nearly identical. WinMerge JP's features including 3-way compare has been merged into the original.


SmartSynchronize is a multi-platform file and directory compare tool. It allows you to compare files or perform 3-way-merges, both with the ability to edit the file contents. SmartSynchronize is specialized in comparing directory structures (for example, of software projects)...



Easily compare and merge text files; compare doc, xls and pdf files; prepare comparison reports and printouts.
