STL Workshop

3D print viewer & prep

Free · Designed for iPad. Not verified for macOS.

STL Workshop is a 3D model viewer and editor built for 3D printing. IMPORT • STL (binary, ASCII, colors), OBJ, PLY, 3MF, USDZ • From Files, Mail, AirDrop — open any model in seconds VIEW • 7 render modes: shaded, edges, wireframe, x-ray, normals, overhangs, wall thickness • Interactive section cut, layer preview, exploded view • Studio and HDR lighting, realistic materials ANALYZE • Full diagnostics: watertightness, manifold topology, normals, shells • Dimensions, volume, surface, weight and cost by material and infill • Estimated print time, bed stability, center of gravity • Precise measurements: distance, angle, diameter PREPARE • Automatic repair: filled holes, fixed normals, removed debris • Auto-orientation minimizing overhangs on import • Scale, rotate, mirror, lay flat, automatic base • Hollowing with drain holes (resin), drilling and booleans, embossed or engraved 3D text • Grid duplication, predefined printer beds EXPORT • STL, OBJ, USDZ and augmented reality (AR Quick Look) • HD transparent captures, 360° GIF • Direct upload to OctoPrint or WebDAV servers • Siri Shortcuts: convert to USDZ, repair an STL Units in millimeters. No ads, no data collection.

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The developer, Dentagram, 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

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    Information

    Seller
    • Dentagram
    Size
    • 1.3 MB
    Category
    • Utilities
    Compatibility
    Requires iOS 16.0 or later.
    • iPhone
      Requires iOS 16.0 or later.
    • iPad
      Requires iPadOS 16.0 or later.
    • Mac
      Requires macOS 13.0 or later and a Mac with Apple M1 chip or later.
    • Apple Vision
      Requires visionOS 1.0 or later.
    Languages
    • English and French
    Age Rating
    4+
    Copyright
    • © 2026 Etienne Boulenger
  • Privacy Policy

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