How to Convert Multiple IRIS Files to JXL?
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 IRIS files
Load your IRIS files into reaConverter. You can add individual files or point to folders, and the software will queue everything automatically.
Select IRISs from a folder or drag-and-drop them directly into the reaConverter window.

3. Select JXL as output format
Choose JXL for output and set your save location. reaConverter lets you customize quality and apply edits before conversion.

4. Start IRIS to JXL 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 .jxl files in the output location. The log shows details for each conversion.







