Free WinMerge Alternatives for Windows

There are many alternatives to WinMerge for Windows if you are looking for a replacement. The best free Windows alternative is Meld, which is also Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to WinMerge and many of them are free and available for Windows so hopefully you can find a suitable replacement. Other interesting free Windows alternatives to WinMerge are KDiff3, P4Merge, Diffinity and WinMerge JP.

filter to find the best alternatives

WinMerge alternatives are mainly Diff Tools, but if you're looking for File Comparison Tools or Merge File Tools you can filter on that. Other popular filters include Linux, Mac, Windows, Mac + Free and Mac + Open Source. You can also filter by region, for example EU-based alternatives if you prefer software developed in the European Union. These are just examples - use the filter bar below to find more specific alternatives to WinMerge.
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Alternatives list

  1. Meld icon
     423 likes

    Meld is an open-source, Python-based visual diff and merge tool that allows you to compare and edit files, supports syntax highlighting, and integrates with version control systems like CVS, Subversion, and Mercurial for dynamic diff updates. It works offline, is lightweight, portable, and ad-free.

    62 Meld alternatives

    Cost / License

    Application type

    Platforms

    • Windows
    • Linux
    • BSD
    • Python
    • GTK
    Good alternative?
     
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    4
  2. KDiff3 icon
     118 likes

    KDiff3 is a file and directory diff and merge tool.

    69 KDiff3 alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Flathub
    • KDE Plasma
    Good alternative?
     
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    3
  3. P4Merge icon
     27 likes

    P4Merge uses color coding to allow users to visualize the differences between file or images. It allows three-way merging among files, and shows side-by-side file/image comparison.

    55 P4Merge alternatives

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    Good alternative?
     
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    2
  4. Diffinity icon
     23 likes

    Diffinity is a diff and merging tool with focus on accurate and easy to read source code diffs. It will compare the content of two files and present the differences in an easy to read line by line and char by char basis.

    54 Diffinity alternatives

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Windows
    Good alternative?
     
  5. WinMerge JP icon
     15 likes

    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.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Windows
    Good alternative?
     
  6. SemanticDiff icon
     6 likes

    SemanticDiff is a programming language aware diff for Visual Studio Code and GitHub. It helps software developers understand code changes faster by hiding irrelevant changes, detecting moved code, and highlighting refactorings.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    Good alternative?
     
  7. DiffMerge icon
     39 likes

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

    61 DiffMerge alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
    Good alternative?
     
  8. DiffPlug icon
     2 likes

    DiffPlug is a free text editor/differ and image viewer/differ. Purchasing a license allows you to diff other kinds of files such as Simulink.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    Good alternative?
     
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    1
  9. Compare icon
     37 likes

    Comparison plugin for Notepad++ editor.

    65 Compare alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Alerts

    • Discontinued

    Platforms

    • Windows
    • Notepad++
    Good alternative?
     
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    1
  10. Difftastic icon
     3 likes

    Difftastic is a diff tool that compares files based on their syntax. It supports over 20 programming languages and when it works, it's fantastic.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    Good alternative?
     
  11. Compare up to N folders side-by-side with intelligent minority-difference highlighting — the only N-way directory comparison tool for Windows & Linux.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Windows
    • Linux
    Good alternative?
     
  12. xxdiff icon
     1 like

    xxdiff is a QT based graphical file and directories comparator and merge tool. It provides comparing two files, three files.

    45 xxdiff alternatives

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    Good alternative?
     
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