How to Convert Multiple 3MF Files to DGN?
1. Download and Install reaConverter
reaConverter is a standalone Windows app — download, install, and start converting 3MF files in under two minutes.
2. Load your 3MF files
Open reaConverter and import your .3mf files. No file limits, no slowdowns. Add as many as you need.
Drag files into the window, use the Add Files button, or select entire folders.

3. Select DGN as output format
Select DGN as target format and pick where to save results. You can keep default settings or fine-tune the output.

4. Start 3MF to DGN conversion
Hit Convert to process your files. The log window shows progress, timing, and status for every file.

Conversion complete? Your DGN files are saved to the destination folder, ready to use.










