How to Convert Multiple CDU Files to U3D?
1. Download and Install reaConverter
Download reaConverter and install it in seconds. The setup is straightforward — no complex configuration, no extra software required.
2. Load your CDU files
Add CDU files to reaConverter. One file or a thousand, the process is the same. Everything runs locally on your machine.
You can drag-and-drop files, browse to a folder, or add entire directory trees including subfolders.

3. Select U3D as output format
Select U3D from the output format list and set your destination folder. You can also adjust quality and compression settings.

4. Start CDU to U3D conversion
Click the Convert button to start. reaConverter will process all your files with the settings you selected.

When finished, your new .u3d files will be waiting in the destination folder.





