Skip to content

USDZ to GLTF — Format Comparison & Online Converter

Fast, instant USDZ (AR QUICK LOOK) to GLTF conversion. No signup required. Just drop your .usdz file and get .gltf in seconds.

256-bit TLS encryptionFiles deleted in 24hNo signup required

About USDZ (AR QUICK LOOK) to GLTF Conversion

USDZ and GLTF (introduced 2015) are both 3d model formats, but they differ in important ways. USDZ is a widely used file format. glTF is an open 3D scene format designed for efficient web and real-time delivery.

When you convert USDZ to GLTF, the goal is to convert between formats quickly. Converting USDZ to GLTF maintains high quality with CocoConvert's optimised encoder settings. Understanding these technical differences helps you choose the right format for your workflow.

Your USDZ file is decoded and re-encoded as GLTF. The conversion involves 4 steps: (1) your usdz file is uploaded and validated, (2) the file is decoded (parsed into its raw data), (3) the data is re-encoded in gltf format, (4) the converted file is ready for download.

CocoConvert's converter handles the entire pipeline server-side using FFmpeg, Sharp, and qpdf — battle-tested libraries used by streaming platforms and enterprise tools. Files are encrypted in transit and deleted within 24 hours.

This conversion is ideal when you When you need a GLTF file. For the opposite direction, CocoConvert also supports GLTF to USDZ conversion.

How to Convert USDZ (AR QUICK LOOK) to GLTF

  1. 1

    Upload .usdz file

    Select your USDZ file by dragging it to the upload zone or using the file picker. Batch upload is available for multiple files.

  2. 2

    Choose .gltf

    Set GLTF as the output format. The converter uses optimal settings based on the USDZ→GLTF conversion profile.

  3. 3

    Convert

    The server-side engine decodes your USDZ file and re-encodes it as GLTF. Processing time depends on file size and complexity.

  4. 4

    Download result

    Grab your converted .gltf file. Multiple output files can be downloaded together.

What Happens When You Convert USDZ (AR QUICK LOOK) to GLTF

Your USDZ file is decoded and re-encoded as GLTF.

1

Your USDZ file is uploaded and validated

2

The file is decoded (parsed into its raw data)

3

The data is re-encoded in GLTF format

4

The converted file is ready for download

Format Comparison

.usdz

USDZ (AR Quick Look)

.usdz file

Extension.usdz
MIME Typemodel/vnd.usdz+zip
Category3D Model
.gltf

glTF

.gltf file

Extension.gltf
MIME Typemodel/gltf+json
Category3D Model

Should You Convert USDZ (AR QUICK LOOK) to GLTF?

When to Convert

  • When you need a GLTF file

Frequently Asked Questions

What is the difference between USDZ and GLTF?

USDZ is a widely used file format. glTF is an open 3D scene format designed for efficient web and real-time delivery.

Does USDZ to GLTF conversion affect quality?

Converting USDZ to GLTF maintains high quality with CocoConvert's optimised encoder settings.

Which format has better compression, USDZ or GLTF?

USDZ is a common 3d model format. GLTF uses lossless compression. The better choice depends on whether you prioritize file size or quality.

How long does USDZ to GLTF conversion take?

Most conversions finish in seconds. Larger files or complex 3d model content may take 10–30 seconds. CocoConvert processes files in parallel for batch jobs.

Is USDZ or GLTF better for long-term storage?

GLTF is better for archival since it preserves all original data.

Powered by — installed on our conversion workers
Assimp 5.4+

Versions are pinned in our worker Dockerfile and re-built via CI on every change.