What is a .477 File And How To Open It – Sapper Oy

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Have you came across a file with the .477 extension, but it is a file you have never seen before? It is important to know how to open this file – in order to be able to work with it. That’s why we have made this article! You will learn how to open the .477 file extension on various systems, what it is and how to work with it.

What is a .477 file?

The file extension .477 is MNS Shape Definition Companion File. The development of this file was done by Sapper Oy. The file is a GIS software file.

What to know

There is currently 0 software that can open the .477 file on 0 platforms.


We don’t register any way of opening this file extension at the moment, kindly let us know if you have any information.