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STEP Converter

Convert STEP CAD File files online for free — no upload, no registration, 100% private

Fichiers CAO format

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What is a STEP file?

STEP CAD File (.step)

STEP CAD File is a cad file format with the extension .step.

Extension: .stepCategory: Fichiers CAO

Convert from STEP

Convert your STEP CAD File files to other formats

STEPDWG STEPDXF STEPDGN STEPSTP STEPIGES STEPIGS

Convert to STEP

Convert other files to STEP CAD File format

DWGSTEP DXFSTEP DGNSTEP STPSTEP IGESSTEP IGSSTEP

Frequently Asked Questions about STEP

What is a STEP file?

A STEP file is a cad format with the extension .step. STEP CAD File files are widely used in digital workflows for creating, sharing, and storing cad content.

How do I convert STEP files for free?

Use Convert999 to convert STEP files for free directly in your browser. Simply upload your file, select the target format, and click convert. No installation or signup required.

Is it safe to convert STEP files online?

Yes! Convert999 processes all files 100% locally in your browser. Your STEP files are never uploaded to any server, ensuring complete privacy and security.

What formats can I convert STEP to?

Convert999 supports converting STEP to 6+ formats including DWG, DXF, DGN, STP, IGES and more. Browse the full list above.

Explore STEP

STEP Converter

STEP → all formats

Convert to STEP

All sources → STEP

Fichiers CAO

All cad formats

File Tools

Compress, resize, merge

Other Fichiers CAO Converters

.dwgAutoCAD Drawing .dxfDrawing Exchange Format .dgnMicroStation Design .stpSTEP CAD File .igesInitial Graphics Exchange Specification .igsIGES File