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apps / 6787018312

Preview3D

STEP, STL, 3MF & G-code viewer

Michal Fanta · Graphics & Design · $9.99 · US storefront

#45 Top Paid Graphics & Design Apps
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ratings
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updated
Oct 7, 2026

v1.4.2

released
Jul 15, 2026

visible word pool · 7 words

preview3dstepstl3mfgcodeviewer

title 9/30 chars · subtitle 30/30 chars

App Store search indexes the title and subtitle together with the hidden 100-character keyword field as one combined pool: any phrase assembled from those words can rank. These are the words of Preview3D's pool that are public — the keyword field is not exposed by any API.

from the listing

Preview3D is a fast, native iPhone and iPad viewer for the 3D formats you actually use — from CAD to mesh to 3D printing — in one clean window. Open a STEP file from a vendor, a painted 3MF from your slicer, or an STL someone sent you, and see it instantly — in the app, or right in the Files app with Quick Look and 3D thumbnails. No web uploads, no account, no clutter. SUPPORTED FORMATS • STEP / STP, STL, OBJ, PLY • glTF / GLB, USDZ / USD, COLLADA (DAE) • 3MF — including…

full listing on the App Store ↗

Where does it rank? Chart position is one signal — most installs come from keyword search. Check where Preview3D ranks for any keyword, free, with the rank checker.

this page is one tool call

mcp · app
{
  "tool": "app",
  "arguments": {
    "appId": 6787018312,
    "countries": [
      "US"
    ],
    "subtitle": true
  }
}

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