How to Convert Multiple CR3 Images to HRU?
1. Download and Install reaConverter
reaConverter installs quickly on any Windows PC. No dependencies, no bloatware — just a clean setup that's ready to use immediately. Built-in editing tools let you resize, crop, or watermark as you convert.
2. Load your CR3 files
Add your CR3 files to reaConverter. Whether it's a handful or an entire archive, the batch engine processes them efficiently.
You can drag-and-drop files, browse to a folder, or add entire directory trees including subfolders.

3. Select HRU as output format
Set HRU as output format and select where to save your converted files. Customize quality settings if needed.

4. Start CR3 to HRU conversion
Click the Convert button to start. reaConverter will process all your files with the settings you selected.

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








