Notes about the U3D file extension:
Incorrect file associations could be the result of underlying issues within your PC system. As such it is highly recommended to scan your PC for invalid registry entries, unused processes and other unfavourable system settings to identify slowdown issues.
The U3D file type is primarily associated with 'Ultimate3D Engine' by Ultimate3D.
U3D extension is used as a file for an application called Ultimate3D. Ultimate3D is a free 3D engine that can be used with the free game creation software Game Maker.
Detailed information for file extension U3D:
File classification: Graphic
Other applications associated with file type U3D:
- Universal 3D FileUniversal 3D file format is an extensible format for downstream 3D CAD repurposing and visualization. In 2004, Ecma International formed Technical Committee 43 (TC43) to specify Universal 3D (U3D) File Format specification. The 1st Edition of the U3D File Format was adopted by the General Assembly of December 2004. In 2005, TC43 added file format extensibility to the 2nd Edition of the U3D File Format specification. This association is classified as CAD/CAM. The identifying characters used for this association are - Hex: 55 33 44 00 , ASCII: U3D Related links: Universal 3D File Specification
'Identifying characters' used on FILExt.com are
provided by Marco Pontello from his TrID database
Important: Invalid file associations could be the result of underlying issues within your Windows PC. It is highly recommended that you scan your PC for invalid registry entries, unused processes and other slowdown issues.