FastDiff

Fast Text, File & Image Diff

Only for Mac

0,99 €

Mac

New in 1.1.0! CLI tool for AI agent integration. Dark theme, multi-language support, and comparison history. FastDiff is a powerful comparison tool that helps you quickly spot differences in text, files, and images. KEY FEATURES: TEXT DIFF • Side-by-side or inline view modes • Word-level or character-level comparison • Real-time stats: additions, deletions, changes FILE DIFF • 30+ file formats (JS, TS, Python, JSON, YAML, etc.) • Drag & drop or fetch from remote URL • Automatic syntax highlighting IMAGE DIFF • Pixel-level difference highlighting • Slider comparison — see before/after changes • Blend mode — adjust opacity overlay • Paste images from clipboard (Cmd+V) • Export diff result as image COMMAND LINE TOOL • Run fastdiff directly from your terminal • --json output for structured data • Seamless integration with Claude Code, Codex, and other AI agents MORE • Dark / Light / System theme • 简体中文, 繁體中文, English, 日本語 • Comparison history with restore • Remote URL support for files and images

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- CLI Server: use fastdiff command in terminal - AI agent integration with --json output - Visual file comparison via CLI (fastdiff open) - Fixed app icon

Version 1.1.1

The developer, 超 孟, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary based, for example, on the features you use or your age. Learn More

    Accessibility

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Information

    Size
    • 9.7 MB
    Category
    • Utilities
    Compatibility
    Requires macOS 12.0 or later.
    • Mac
      Requires macOS 12.0 or later.
    Languages
    • English
    Age Rating
    4+
    Provider
    Meng Chao
    • Meng Chao has not identified itself as a trader for this app. If you are a consumer in the European Economic Area, consumer rights do not apply to agreements between you and the provider.
    Copyright
    • © camelgeek
  • Privacy Policy

    • Supports

    • Family Sharing

      Up to six family members can use this app with Family Sharing enabled.

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