How to Convert Multiple GM Files to WMZ?
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 GM files
Launch reaConverter and drop in your GM files. The software queues everything for batch processing with consistent settings.
Add files by dragging them in, browsing folders, or using the right-click menu from Windows Explorer.

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

4. Start GM to WMZ conversion
Then simply press the Convert button and your conversion will begin in no time!

Once the conversion is complete, you can find your WMZ files in the destination folder you selected.







