PotatoBox

Music box & paper composer

$1.99 · Designed for iPad. Not verified for macOS.

PotatoBox brings the charm of a paper-roll music box to your iPhone and iPad. Push in the handle, swipe upward to wind it and watch the punched paper move as the music plays. Pull the handle out to pause. PLAY AND EXPLORE Browse built-in classical and traditional pieces, select a paper roll and listen to its music-box performance. View the sources and licenses for the included scores inside the app. MAKE YOUR OWN MUSIC Tap the paper to add or remove notes, build chords, adjust tempo and use undo and redo while composing. Preview your melody, save your work and return to edit it later. IMPORT MIDI Open supported MIDI files in the composer to explore their notes and tempo. Edit the imported music and save it as your own paper-roll composition. KEEP LISTENING Continue playback in the background and use the system playback controls to pause or resume. PotatoBox supports English, Simplified Chinese, Hindi, Spanish, Arabic, French, Bengali, Portuguese, Indonesian, Urdu and Japanese.

Ratings & Reviews

  • This app hasn’t received enough ratings or reviews to display an overview.

1. Added support for iPad. 2. Added a sharing feature. 3. Improved visual details.

Version 1.1

The developer, 琳钧 黄, 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
    琳钧 黄
    Size
    27.8 MB
    Category
    Utilities
    Compatibility
    Requires iOS 17.6 or later.
    • iPhone
      Requires iOS 17.6 or later.
    • iPad
      Requires iPadOS 17.6 or later.
    • Mac
      Requires macOS 14.6 or later and a Mac with Apple M1 chip or later.
    • Apple Vision
      Requires visionOS 1.3 or later.
    Languages
    English and 10 more
    • English, Arabic, Bengali, French, Hindi, Indonesian, Japanese, Portuguese, Simplified Chinese, Spanish, Urdu
    Age Rating
    4+
    Copyright
    © 2026 PotatoBox
  • Privacy Policy

    • Supports

    • Family Sharing

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

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