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How to open .SIS file extension?

File Type : Nokia Phone Program (Nokia)
Compatible with (WinXP,Vista,Win7,Win8 and Win10)

Looking for a program to open .SIS files?

"Windows unable to open a file!" is probably the most common error faced by millions 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 .SIS file extension?

.SIS file extension is a known file type. This section of tells you everything you need to know about this extension.
Information file used by Steam, a gaming service that allows users to download and manage Valve games; contains plain text markups, which describe properties of a game backup; used in the process of restoring game backups. SIS files are backed up with a .SIM file and one or more .SID data files.
You can see a list of software programs here on 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 .SIS files:

Microsoft Windows:
  • Valve Steam