How to Convert Multiple GM4 Files to STL?
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.
2. Load your GM4 files
Launch reaConverter and load the GM4 files you want to convert. Add a few files or thousands, batch processing handles them all.
Drag-and-drop GM4s directly into reaConverter or use the folder browser to load entire directories.

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

4. Start GM4 to STL conversion
Press Convert to begin processing. You can watch the progress or minimize and let it run in the background.

Your converted STL files will appear in the destination folder as soon as processing completes.








