CAD ModelerFREE TOOLS Your files stay on your device

A LITTLE LESS FILE FRICTION

Free CAD file converter

Drop a drawing or model, check the preview, and download the format you need.

Completely free No sign-up No file uploads
Your next file starts here Private workspace

Drop your file here

We’ll detect its format automatically.

or
STL, DXF, faceted STEP · One file, up to 20 MB
3D MODEL PREVIEW
  1. 1Choose file
  2. 2Preview & convert
  3. 3Download
ALL ON YOUR DEVICE
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See it before you convert it.

Check the shape, size, and any import warnings. We show what can be kept before you download.

What can I open?

STL meshes, supported DXF drawings, and faceted STEP files.

What can I download?

Models: 3MF, STL, or faceted STEP.
Drawings: SVG or DXF.

CAD ModelerMade for the drawing. And what comes next.

Which files can I convert?

Open STL meshes, supported DXF drawings or faceted STEP files. Models can become 3MF, STL or faceted STEP; drawings can become SVG or DXF. STEP output requires a closed model. Curved STEP surfaces and 3MF input are not supported.

Do my files leave this device?

Conversion runs locally in your browser. No account or file upload is needed. Choose one file up to 20 MB, check its preview and any warnings, then download the result. Keep this page open while it works.