OBJ to STL converter
OBJ carries geometry and materials, and every 3D tool reads it. STL is what every slicer and 3D printer expects. Drop a OBJ in and a STL comes back, usually in seconds.
Drag and drop a file here
or click to browse from your device
How it works
- Drop the file inDrag it onto the box, or click to pick it from your device.
- Check the outputSTL is already selected. Change it if you want something else.
- Press convertThe file is converted here and comes back as a download.
About the formats
OBJ
OBJ carries geometry and materials, and every 3D tool reads it.
STL
STL is what every slicer and 3D printer expects.
Frequently asked questions
Does it cost anything?
No. It runs on open-source tools on one server, with no paid tier and no upload to a third-party service.
How long is the file kept?
An hour after the job finishes, then it is deleted. The row stays in History so you can run it again.