Convert STEP 3D Model to 3MF 3D Model Online
Convert STEP to 3MF online for free. Fast, secure file conversion with no registration required.
STEP vs 3MF
| STEP | 3MF | |
|---|---|---|
| Full Name | STEP 3D Model | 3MF 3D Model |
| Category | 3D Model | 3D Model |
| MIME Type | model/step | application/vnd.ms-package.3dmanufacturing-3dmodel+xml |
| File Extension | .step | .3mf |
| Max Upload | 100 MB | — |
How to Convert STEP to 3MF
- Select your STEP file using the upload area above
- Click "Convert to 3MF" to start the conversion
- Wait for the conversion to complete
- Download your 3MF file
About STEP Format
STEP 3D Model is a 3d model file format. Convert it to STL, OBJ, glTF, or other 3D formats for printing, rendering, or game development.
About 3MF Format
3MF 3D Model is a 3d model file format. Convert it to STL, OBJ, glTF, or other 3D formats for printing, rendering, or game development.
Frequently Asked Questions
Upload your STEP file using the upload area above, then click "Convert to 3MF". The conversion starts automatically and you can download the result when it's ready.
Yes, FileCraft's STEP to 3MF converter is completely free with no registration, watermarks, or hidden fees. You can convert as many files as you need.
Yes. Your files are processed securely and automatically deleted from our servers after conversion. We do not store, share, or access your files.
Most 3d model files convert in a few seconds. Larger files may take slightly longer depending on file size and complexity.
You can upload STEP files up to 100MB for free conversion. For most use cases this is more than sufficient.