PLY to 3MF Converter: Free & Online

Convert PLY files to 3MF format with full color support for 3D printing.

5.0
  • Free
  • No sign-up
  • No install

Open .ply → Export → choose .3mf

Click Open Files and pick your .ply file. Then click Export, choose .3mf in the Extension list and click Save.

How to convert PLY to 3MF

  1. Open your .ply file

    Click Open Files in the converter above and pick the file on your computer. It opens in your browser, with no sign-up.

  2. Export as .3mf

    Click Export and choose .3mf in the Extension list. The list starts at .mrmesh, the native MeshInspector format.

  3. Save the file

    Click Save. The .3mf file downloads to your computer.

In the desktop app

  1. Install and sign in. Download MeshInspector for Windows, macOS or Linux and sign in. The free Community plan is enough.
  2. Open the file. Click Open Files and pick the .ply file.
  3. Export. Select the model, click Export and choose .3mf.
  4. Save. Pick a folder and save the .3mf file.

What to know about PLY → 3MF

  • PLY holds a mesh or a point cloud and can store a color for every vertex.
  • 3MF is a ZIP package around an XML model: it records units and can hold several objects and colors.
  • In MeshInspector this conversion is Open and Export, two free tools, in the web app and in the desktop app.
  • PLY exists in a text and a binary form.
  • A 3MF from a slicer may also carry plate layout and print settings; a plain mesh format keeps only the geometry.

Online or desktop

Online

The converter on this page runs the MeshInspector web app in your browser: no install, no sign-up. It suits single files; the web app works within your browser's memory.

Desktop

The desktop app runs on Windows, macOS (Apple silicon) and Linux. Use it for large files, many files, and the tools the web app does not have. The free Community plan covers opening and exporting; see Pricing for what the paid plans add.

FAQ

No. The converter on this page is the MeshInspector web app running in your browser without sign-up. Click Open Files and pick your .ply file, select it in the scene list, click Export, choose .3mf in the Extension list and click Save. The converted file downloads to your computer.

Yes. Opening a .ply file and exporting it as .3mf use free tools, here, in the web app and in the desktop app on the free Community plan. Paid plans add tools such as Mesh Healer and automatic repair; the Pricing page lists what each plan includes.

3MF records units, while the source format may not, so check the size of the model after conversion. 3MF can carry colors and several objects, but the export writes the mesh geometry of the selected object, so check the result in your slicer before printing.

There is no fixed limit on this page, but the web app works within your browser's memory: up to about 4 GB, or 16 GB in browsers with 64-bit WebAssembly. For very large models, or many files, use the desktop app for Windows, macOS or Linux.

By Mesh Inspector TeamPublished: Updated:

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