Show help
Choose two local STL, OBJ, 3MF, or STEP files for comparison, enter URLs, or
load sample files
.
Files are processed entirely in your browser and are not uploaded.
Identical surfaces are rendered in gray; surfaces that differ are color coded by file.
Left mouse button drag rotates objects; right mouse button drag pans; scroll wheel zooms.
Source code and a downloadable CLI version of this tool
are available
.
The align button attempts to shift the models so that major unchanged features overlap.
Choose file A
Choose file B
Align