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Filename extension
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Navigation: Home > SIS file

Informations about the SIS filename extension and the file formats associated with it

We collected the information you should know about the .sis filename on this page. If you were sent a(n) .sis file in an e-mail, but you don’t know what to do with it, then you can find help here. We strive to suggest free, open-source applications that are available to everyone for the file formats.

2 filename extension(s) are in our database

.sis - Symbian Install Package

The SIS file is a Archive file, which is connected to the Symbian Install Package according to our registry. With the adequate settings, the Symbian Install Package (.sis) files can be opened or converted with the help of SIS Builder.

Format description:
SIS format
SIS Builder
Magic string:
- / -
Related links:
Related extensions:
Microsoft SMS Distribution Manager Package
Adobe Application Manager Package
Shareware Distributors Network
Rkive Compressed Archive
Windows USMT Backup Archive
FreeArc Archive File

.sis - Steam Game Backup Info

The SIS file is a Data file, which is connected to the Steam Game Backup Info according to our registry. With the adequate settings, the Steam Game Backup Info (.sis) files can be opened or converted with the help of Steam.

Format description:
SIS format description not yet available
Magic string:
- / -
Related links:
Related extensions:
Steam Game Cache File
Steam Package Data
Steam Game Backup Data
Steam Game Backup Metadata
Steam Guard Data
Valve Steam Compressed Game Resource

Important! Programs other than the ones listed above may also use the .sis file extension. Even harmful programs can create files with the .sis extension to store data in them. Always be careful with .sis files coming from unknown sources. Don’t open executable files that arrived in mails, even if you know the sender.

The .sis file can’t be opened on your computer?

If the program necessary for opening the .sis file is installed properly on your computer, then the quickest and simplest way to open the .sis file is to double-click on the file’s name. If that doesn’t work, then the right software probably isn’t installed on your computer.

While opening the .sis file, you may receive an error message from the associated application, this can be caused by the following:

Incorrectly given .sis extension

The .sis filename extension can be given incorrectly sometimes. The cause of the error could be a mistake or a simple typo. We found the following incorrectly given filename extensions that are the most frequent in the case of .sis files.

cis, xis, ssi, sos, sks, six, sic, iss, eis, zis, sus, ss, sls, sjs, sie

Maybe you’re not even looking for the .sis file extension?

It’s possible the the file’s extension was given incorrectly. Below, we list some filename extensions that are similar to the .sis extension. It’s possible that the one you’re looking for is among them.

CheckInbox Settings
SAP Business Objects Shared Security Information File
Slide Show Studio Script
Sick Submitter Data File
EIS Spectrum Analyser Project
SAP Transactionware GM POS Xpress Suspended Data

Associated applications

The Windows operating system stores information about the applications associated to the file extensions in the registry database. The associations can be queried or modified in the Command Prompt window with the "assoc" command.

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We gladly accept application suggestions, but our primary goal is to suggest reliable, open-source applications that can be freely distributed to the users.

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