3DObjectViewer
3D Object Viewer
3D Object Viewer in STL, OBJ and 3DS format with weight, size, volume, cost and printing time functions.
Web version
https://lrusso.github.io/3DObjectViewer/3DObjectViewer.htm
App version
https://play.google.com/store/apps/details?id=ar.com.lrusso.dobjectviewer