WinMerge Alternatives

Apps similar to WinMerge include Meld, which is free and open source. Other options are Beyond Compare, KDiff3, P4Merge and Araxis Merge. Diff Tools like WinMerge are a crowded field, with more than 50 alternatives for Windows, Mac, Linux, the web and self-hosting.

filter to find the best alternatives

Most WinMerge alternatives are Diff Tools, but you can also narrow the list to File Comparison Tools or Merge File Tools. Other popular filters are Mac, Linux and Windows. You can also filter for EU-based alternatives if you prefer software from the European Union.
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Alternatives
WinMerge alternatives page was last updated

Alternatives list

  1. Pretty Diff is a language aware code comparison tool, beautifier, minifier, and parser for a variety of web oriented languages.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Online
    • Typescript
    • npm
    • JavaScript
    • Self-Hosted
    Good alternative?
     
  2. clausul icon
     Like

    AI-powered document comparison for legal teams that separates material changes from formatting noise and produces clean, export-ready redlines.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Online
    Good alternative?
     
  3. COMPARE shows exactly what changed between two files, two folders or two Siemens TIA Portal projects.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Windows
    Good alternative?
     
  4. DiffALL icon
     Like

    DiffALL compares any two media files and pinpoints every difference. Upload expected and actual — video, audio, images, subtitles (SRT/VTT), or text/JSON — and get a similarity score in seconds.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Online
    Good alternative?
     
  5. Toolaska icon
     1 like

    Toolaska offers free online developer tools – JSON formatter, regex tester, URL encoder, hash generator, SCSS to CSS converter, timestamp converter, and more. Fast, secure, and privacy-focused.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Online
    • Software as a Service (SaaS)
    Good alternative?
     
  6. Feature-rich offline tool for comparing text, folders, images, audio, video, documents, and Excel on macOS and Windows, supporting advanced diff, merge, waveform, pixel and character-level inspection, version tracking, bulk processing, and export formats.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    Good alternative?
     
  7. A fast desktop CSV comparison tool built for very large files. Compare millions of rows locally in seconds, without Excel, scripts, or cloud uploads.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    Good alternative?
     
  8. CompareDesk compares two or more versions of a document and reports every insertion, deletion and move. It handles DOCX, DOC, RTF, TXT, PDF and XLSX in any combination, including a PDF against a Word file and a scanned document against a draft.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    Good alternative?
     
  9. MergeDock icon
     Like

    MergeDock is a native macOS diff and merge tool designed for developers and power users.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Mac
    Good alternative?
     
  10. Diffract icon
     Like

    Diffract is a purpose-built desktop diff tool that handles far more than plain text. A single app compares text, binary (hex view), images, PDFs, Word documents, Excel spreadsheets, ZIP/tar archives, and Git commits - all in a multi-tab interface.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Windows
    • Linux
    • Mac
    Good alternative?
     
  11. Diff Checker compares two snippets of text, source code, JSON or full files and highlights every change side-by-side. Everything runs locally inside the browser extension—no data ever leaves the user’s machine—so it suits security-sensitive workflows.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Google Chrome
    Good alternative?
     
  12. Offers free folder or snapshot comparison on Windows, identifies added, removed, modified, and unchanged files, provides detailed file inspection, supports light and dark themes, and enables Pro features like snapshot creation, CSV and HTML report export for sharing.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Windows
    Good alternative?
     
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