Converter · PLY → STL · Free

Convert PLY to STL Online

Convert PLY files to STL directly in your browser - free, with no account and no upload step. Everything runs locally on your device, so scan data stays private.

Drop your PLY file here

or click to browse — converts to STL in your browser, nothing is uploaded

Local conversion — your file never leaves this browser tab

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How to Convert PLY to STL

  1. 01

    Add your PLY file

    Drag and drop it into the converter above, or click to browse for it.

  2. 02

    Check the file details

    The converter reads the mesh and shows its size and triangle count so you can confirm it loaded correctly.

  3. 03

    Convert and download

    Click Convert to STL — the converted file downloads straight from your browser.

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Why Convert PLY to STL?

REASON 01

Print your 3D scans

3D scanners and photogrammetry tools like Meshroom and RealityCapture typically export PLY, but slicers and print services want STL. Converting is the bridge between capturing an object and printing a copy of it.

REASON 02

Compact binary output for dense meshes

Scan meshes are dense - often millions of triangles. The converter writes binary STL, which keeps even heavy scan geometry as small as the format allows and loads quickly in slicing software.

REASON 03

Hand-off to repair and print-prep tools

Mesh repair and print-preparation tools universally accept STL. Converting your PLY early means the rest of the print pipeline - hollowing, supports, orientation - just works.
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PLY to STL FAQ

Will my scan's vertex colors survive the conversion?

No - the STL format has no way to store color, so per-vertex colors from your scanner are dropped. That is a limitation of STL itself, not the converter, and for printing on a single-material printer it makes no difference.

Can I convert a point-cloud PLY?

Not directly. STL describes surfaces, so the PLY must contain faces. If your file is a raw point cloud, mesh it first in a tool like MeshLab or CloudCompare (surface reconstruction), then convert the result here.

Are both ASCII and binary PLY supported?

Yes. Both variants are parsed identically, and the output is always compact binary STL.

Is my scan data kept private?

Yes. The file is parsed and converted entirely in your browser and never uploaded, so proprietary scan data stays on your machine.
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