[3D] Preview app for iPhone and iPad

Display 3D objects, scenes, and animations on your iPhone and iPad. The document-based user interface for opening documents is beautiful and easy to use. You can access files that are stored locally, on iCloud Drive, and other cloud storage services.

Key features:
• Display simple or complex 3D objects and scenes on your iOS device

• View your content with up to 120 FPS on devices with ProMotion display (otherwise in 60 FPS)

• Choose your point of view by using the free moving camera with touch controls

• Display the scene graph of your scene to see what objects are present (grouped by their categories and parent-child relationships)

• Choose from various debug settings to help trouble shoot your scene (e.g., display wireframes, bones, cameras)

• Color accurate presentation of your content with support of HDR on devices with wide color displays

• Support for vertex and fragment shaders written in the Metal Shading Language

• Extremely fast as the app is based on Metal 2 and uses heavily multi-threading for various tasks

• Native iOS app, which is entirely written in Swift 5

Supported document types:
• SceneKit (.scn)
• Alembic (.abc)
• Universal Scene Description (.usd, .usda, .usdc)
• Universal Scene Description Mobile (.usdz)
• Polygon (.ply)
• Wavefront Object (.obj)
• Standard Tessellation Language (.stl)