Folder Sync Alternatives

Apps similar to Folder Sync include Beyond Compare. It's paid, but KDiff3 and SyncToy are free. Other options are SyncBack, P4Merge, Diffchecker and Diffinity. There's no shortage of Diff Tools like Folder Sync, with more than 50 alternatives for Windows, Mac, Linux, the web and self-hosting.

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Alternatives
Folder Sync alternatives page was last updated

Alternatives list

  1. Twofold icon
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    Modern online file and folder diff tool that runs entirely in your browser — no uploads.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Online
    Good alternative?
     
  2. 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?
     
  3. LineDiff icon
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    Free AI-powered text and file comparison tool. Compare PDF, Word, Excel, JSON, YAML, CSV, XML and Markdown online. End-to-end encryption, real-time collaboration, AI explanations. No installation needed.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Online
    • Software as a Service (SaaS)
    Good alternative?
     
  4. DiffALL icon
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    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. 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?
     
  6. Online Text compare is a browser based data compare tool that highlights the differences between two versions.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Online
    Good alternative?
     
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