Free Online 3D File Converter
Convert STL, OBJ, GLB, FBX, and 50+ other 3D formats instantly. No installation required. Secure, fast, and free.
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Supported Formats
We support conversion between all major 3D file formats.
STLSTL
Stereolithography
Standard 3D printing format representing surface geometry via triangles.
Common Uses
OBJOBJ
Wavefront OBJ
Universal 3D geometry format supporting geometry, normals, and texture coordinates.
Common Uses
FBXFBX
Filmbox
Versatile format for exchanging 3D geometry, materials, and animation.
Common Uses
GLBGLB
GL Transmission Format Binary
Efficient, binary version of glTF containing all assets in one file.
Common Uses
GLTFGLTF
GL Transmission Format
JSON-based standard for fast delivery and loading of 3D content.
Common Uses
STEPSTEP
Standard for the Exchange of Product model data
Widely used standard for CAD data exchange.
Common Uses
STPSTP
STEP File
Alternative extension for the STEP CAD format.
Common Uses
3MF3MF
3D Manufacturing Format
Modern 3D printing format supporting colors, materials, and multiple parts.
Common Uses
USDZUSDZ
Universal Scene Description Zip
Zero-compression zip file for AR content on Apple devices.
Common Uses
USDUSD
Universal Scene Description
Extensible 3D scene description format developed by Pixar.
Common Uses
DAEDAE
COLLADA
XML-based schema for exchanging digital assets.
Common Uses
PLYPLY
Polygon File Format
Stores 3D data from 3D scanners.