How to open a file with .SDN extension?

File Type : Fidonet Software Distribution Network Compressed Archive
Compatible with (Win10, Win8, Win7, Vista and WinXP)

You'll need a new app to open this .SDN file

Searching for the right program to open .SDN files?

"You'll need a new app to open this file" is probably the most common error faced by millions of Windows users every day. This is either because the program required to open a file is not available on your system or there may be other issues.

We recommend that you run a free scan to check for missing drivers.


What is .SDN file extension?

Protected archive format used for transferring shareware programs; contains copyright information pertaining to the file. The contents of an SDN file can be extracted using the ARJ Archiver by Robert K. Jung.
You can see a list of software programs here on easyfileopener.org that can open this file type so that you don’t need to search for it on the web. You can then open your file with this extension using a software listed below.

Software that can be used to open SDNfiles:

  • ARJ Archiver