USDZ is a 3D file format developed by Apple and Pixar to ensure 3D models, textures, and animations stay consistent when shared across Apple devices and software.
It’s a compressed version of Pixar’s Universal Scene Description (USD), optimized for small file sizes and seamless compatibility with Apple’s ecosystem: this includes AR Quick Look for instant previews, Xcode for app development, and iOS/macOS apps—so no additional tools are needed to view or interact with the 3D content.
For anyone sharing 3D work with Apple users, exporting to USDZ eliminates formatting headaches and lets your models be accessed with just a tap.