How to Convert Multiple CZI Files to X3D?
1. Download and Install reaConverter
First, grab reaConverter from the download button below. Installation is fast, and the software runs offline — no account or signup needed.
2. Load your CZI files
Open reaConverter and add your CZI files. You can load individual files, entire folders, or even nested subfolders.
Select CZIs from a folder or drag-and-drop them directly into the reaConverter window.

3. Select X3D as output format
Pick X3D as output format and choose the destination folder where you want to save new .x3d files.

4. Start CZI to X3D conversion
Press the Convert button and reaConverter takes care of the rest. Processing time depends on file size and volume.

After processing, find all your new .x3d files in the output location. The log shows details for each conversion.











