File Extension Library

.SIS File Extension

  • Developer by: Valve
  • Category: Backup Files
  • Format: Text

What is an .SIS file?

.SIS file extension is created by Valve. .SIS has been classified as Backup Files. The format of .SIS file is Text.

.SIS is Steam Game Backup Information File

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.

List of all softwares that can open the Steam Game Backup Information File
Valve Steam
File Type 2 Symbian Installation File
Developer by: Symbian Category: Misc Files Format: Binary

Installer archive for Symbian OS, an operating system used for mobile devices, such as Palm PDAs and Nokia, Ericsson, and Motorola phones; created using Symbian's "makesis" command line tool, which is bundled with the CreateSIS program; often used for S60 phone theme installations.

NOTE: To install a SIS file on a compatible phone, use the phone's communication software to transfer the file to the phone. Then open the SIS file on the phone to run the installer.

List of all softwares that can open the Symbian Installation File
Nokia Suite
Nokia PC Suite
Easy SIS Creator
Palm OS Emulator
File Type 3 Sisma Database File
Developer by: Digital Conference Category: Database Files Format: Binary

File created by Sisma, a password manager for Windows; contains account information and passwords, which are encrypted using 256-bit AES encryption; used for storing confidential data that can only be retrieved with a single master password.

Sisma can store expiration dates for passwords in SIS files so that the passwords are invalidated after a period of time. The software can also assist users by creating random auto-generated passwords that are pronounceable.

NOTE: Sisma is free for personal use, but requires a purchased license for non-personal use.

List of all softwares that can open the Sisma Database File
Digital Conference Sisma
File Type 4 arivis ImageCore File
Developer by: arivis Category: 3D Image Files

A SIS file is an image data file saved in the ImageCore format, which is commonly used by arivis Vision4D imaging science software. It contains image data, which may include spatial plane, channel, and frame dimension data. SIS files support 8 bit, 16 bit, 32 bit, and 32 bit (float) data depths and also store metadata and color settings.

arivis Vision4D is a 2D/3D/4D imaging application that allows you to annotate, visualize, and analyze biological images on the microscopic level. You can view 2D and 3D images, as well as 4D images, which is a 3D image that includes time data. The ImageCore format was developed in order to store the large amount of image data necessary for arivis software to render the images.

To open a SIS file in Vision4D, simply click File → Open..., and select the SIS file you want to open. You may also import an image saved in another format to Vision4D by selecting File → Import. The image will automatically be converted to the ImageCore format.

NOTE: The ImageCore format was introduced in 1997.

List of all softwares that can open the arivis ImageCore File
arivis Vision4D

How to Open .SIS file on different platforms

Open .SIS File on Windows

  • Right-click a .SIS
  • Left-click "Open With" > "Choose another app"
  • Select the program that opens .SIS file and Select check box "Always use this app to open .SIS files" Press "Ok"

Open .SIS File on Mac

  • Right-click (or Ctrl + Left-click) the .SIS file
  • Click "Open With" > "Other.."
  • Then choose another program from the app list and press "Open"
  • Select check box "Turn on" for "Always open in app"

Open .SIS File on Linux

Right click on the .SIS file, choose "Open with" and select a program from the list above

Open .SIS File on iPhone

Select a file. If you don't see an application to open the .SIS file, tap "Share" and choose the right app.
Method 2
Save the file. Then open the app «Files». Touch and hold the file, then release your finger. You will see a black menu bar. After that tap "Share" and select an application.

Open .SIS File on Android

Tap the Settings icon on an Android smartphone, then select «Applications». Click the Settings icon in the upper right corner of the screen, to change the default apps.
If you want to open, edit, save or even convert .SIS files on Android, then your best bet is to download one of the dedicated apps available on Google Play.

How to fix problems with .SIS files

  1. You need to update the application that you normally use to open .SIS files. Only the latest version of the software supports the current .SIS file format
  2. You need to check the .SIS file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)