Free online USDZ to GLTF converter

Source format overview

USDZ is a packaged 3D file format used mainly for augmented reality and 3D asset distribution. It is based on Pixar’s USD ecosystem and stores scene data, geometry, materials, textures, and animation in a single archive-like file. USDZ is widely used by Apple platforms, AR viewers, product visualization workflows, and e-commerce applications that need a portable 3D model that can be previewed quickly without unpacking.

Target format overview

glTF (and its binary variant GLB) is a modern 3D transmission format designed for efficient delivery of 3D scenes on the web and in real-time applications. It is popular in browsers, game engines, AR/VR tools, and 3D viewers because it is compact, fast to load, and broadly supported. Compared with many legacy 3D formats, glTF is especially good at preserving materials, textures, and scene structure in a way that is optimized for runtime use.

How to perform the conversion

The most practical desktop workflow is to use a 3D application or converter that can read USDZ and export glTF/GLB. A common choice is Blender, often with an import add-on or a USD-capable build, followed by export to glTF.

1. Open the USDZ file in a compatible tool. If your software cannot open USDZ directly, first extract or import it through a USD-aware application.
2. Check the scene scale, orientation, materials, and textures. USDZ files are often created for AR, so the model may need adjustment before export.
3. In Blender, after importing the model, use File → Export → glTF 2.0.
4. Choose either glTF for separate JSON, binary, and texture files, or GLB for a single packed file. GLB is usually the easiest option for sharing and web use.
5. Enable texture embedding or copying as needed, then export the file as .gltf or .glb.

If you only need a quick conversion without installing software, you can convert the file on 101convert.com for free. This is convenient for simple files and fast testing, while desktop software is better for checking materials and fixing scene issues.

Notes on quality and compatibility

USDZ to glTF conversion is not always perfect. Both formats support 3D scenes, but they do not represent every feature in exactly the same way. Common issues include material differences, missing shader effects, unsupported USD features, animation changes, and texture path problems. USDZ files may also contain AR-specific assumptions that do not translate cleanly to glTF.

For best results, prefer GLB when you want a single portable file, and use glTF when you want easier inspection or separate asset files. After conversion, always test the result in a glTF viewer or target application to confirm that geometry, textures, and animations look correct.