Guide · STEP file → STL

STEP file to STL — instantly.

Got a STEP file from a client, a colleague or your own CAD export, and need an STL for your slicer? Drop it in — it converts locally, in your browser, in under a second.

Open the STEP file → STL converter →

Which CAD packages export STEP?

What about the other way?

STL → STEP is a different operation (re-building B-Rep from a mesh) and isn't covered by this tool. For that, you'll need parametric CAD software like Fusion 360 or FreeCAD.