A little clarity for your next print
Your model.
Ready for its next step.
Open a 3MF, check its dimensions, and make an STL copy. Understand exactly what you’re taking with you.
CONVERT
3MF to STL
Preview your model, choose its objects, and download one STL or separate files.
Open converter →INSPECT3MF viewer
Take a closer look at geometry, dimensions, and objects. No conversion needed.
Open viewer →Dimensions, made clear
See source units and output dimensions in millimeters.
Every instance counts
Choose placed objects and preserve their relative positions.
Understand the limits
Clear checks, honest warnings, and no promise of automatic repair.
BEFORE YOU CONVERT
Keep the shape.
Know what changes.
STL carries a triangle surface. Colors, textures, materials, and slicer settings stay behind. Keep your original 3MF for editing.
Compare 3MF and STL