How to Convert Multiple IRRMESH Files to DDS?
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 IRRMESH files
Start reaConverter and add your .irrmesh files. The software processes everything locally, so your files never leave your computer.
Use drag-and-drop, folder browser, or right-click conversion from Explorer.

3. Select DDS as output format
Select DDS from 700+ supported output formats. Choose your destination folder and adjust settings to match your needs.

4. Start IRRMESH to DDS conversion
Click Convert to start the batch. reaConverter processes files quickly and shows you the status of each one.

Once done, reaConverter shows a summary. Click 'Show converted files' to jump straight to your DDS output.










