Phosphor Display

LED Matrix Simulator

Free · Designed for iPad

Phosphor simulates a physical LED dot-matrix display on your screen. Send text, images, and animations to a virtual LED panel with authentic phosphor glow, dome highlights, and other visual effects. Control the display over your local network via a built-in HTTP API, or use the web admin panel from any browser on the same network. Supports scrolling text, static images, GIF playback, clock mode, and several generative animations. Features: - Metal-based SDF renderer with per-dot glow - Full RGB per-pixel grid control - 12 visual effect toggles (phosphor persistence, scanlines, CRT curvature, and more) - Built-in web admin panel with image upload - HTTP API for local network automation - Clock mode - Generative animations: rain, plasma, Game of Life, matrix, bouncing dot

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The developer, Alex Geana, 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.

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    Accessibility

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

    Information

    • Seller
      • Alex Geana
    • Size
      • 5 MB
    • Category
      • Entertainment
    • Compatibility
      Requires iOS 17.0 or later.
      • iPhone
        Requires iOS 17.0 or later.
      • iPad
        Requires iPadOS 17.0 or later.
      • Mac
        Requires macOS 14.0 or later and a Mac with Apple M1 chip or later.
      • Apple Vision
        Requires visionOS 1.0 or later.
    • Languages
      • English
    • Age Rating
      4+
    • Copyright
      • © 2026 hexul
  • Privacy Policy

    • More by Alex Geana