Lume - Focus Reading Ruler

Stay focused while reading

Only for Mac

$0.99

Mac

Lume highlights a single line – vertically or horizontally – so you don’t lose your place while reading long articles, PDFs, or code. · Work with vertical & horizontal text · Follow mouse or stay fixed · Global hotkey to show/hide overlay · Adjustable color, opacity & thickness · Reduce visual fatigue while reading

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The developer, 婉琪 廖, 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, for example, based 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

    Seller
    • 婉琪 廖
    Size
    • 489.1 KB
    Category
    • Utilities
    Compatibility
    Requires macOS 14.6 or later.
    • Mac
      Requires macOS 14.6 or later.
    Languages
    • English
    Age Rating
    4+
    Copyright
    • © 2026 Wanqi Liao
  • Privacy Policy

    • Supports

    • Family Sharing

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

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