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Free 3D file converters

Convert between GLB, OBJ, STL, FBX and 3MF in seconds — 100% in your browser. No uploads, no sign-up, nothing leaves your device.

GLB → STL

Convert GLB to STL free, in your browser.

OBJ → STL

Convert OBJ to STL free, in your browser.

STL → OBJ

Convert STL to OBJ free, in your browser.

FBX → OBJ

Convert FBX to OBJ free, in your browser.

3MF → STL

Convert 3MF to STL free, in your browser.

GLB → OBJ

Convert GLB to OBJ free, in your browser.

STL → GLB

Convert STL to GLB free, in your browser.

OBJ → GLB

Convert OBJ to GLB free, in your browser.

FBX → GLB

Convert FBX to GLB free, in your browser.

FBX → STL

Convert FBX to STL free, in your browser.

GLB → glTF

Convert GLB to glTF free, in your browser.

STL → glTF

Convert STL to glTF free, in your browser.

3MF → OBJ

Convert 3MF to OBJ free, in your browser.

More formats and pairs are on the way. Just need to look at a file rather than convert it? Open it in the free 3D viewers — STL, OBJ, GLB, glTF, FBX and 3MF, all in the browser. Need a model you don't have yet? Sculptor can generate one with AI and export it in any of these formats.