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README.md

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 # 3D Object Viewer
 
-3D Object Viewer in STL, OBJ and 3DS format with weight, size, volume, cost and printing time functions.
+3D Object Viewer in STL, OBJ and 3DS format with weight, size, volume, cost and printing time functions. The App requires the Chrome Web browser installed in the smartphone or tablet.
 
 Web version: https://3dobjectviewer.lrusso.com.ar