OmniConvert
STLPLY

Convert STL to PLY — free online

Turn STL 3D Model files into PLY 3D Model — free, private, no watermarks.

Drag & drop files here

Accepts .stl · up to 50 files

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How it works

  1. 1

    Drop your STL files above — batch conversion is supported.

  2. 2

    Tap Convert now. Your files are processed with Open Asset Import Library (assimp), a trusted open-source engine.

  3. 3

    Download your PLY files. Everything is deleted automatically within 24 hours.

Need a different output? See all STL conversions