A daily updated filename extension database!

ISS file extension

The table below provides useful information about the .iss file extension. It answers questions such as:

  • What is the .iss file?
  • What program do I need to open a .iss file?
  • How can the .iss file be opened, edited or printed?
  • How can I convert .iss files to another format?

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

✅ InstallShield Response File

ISS is an InstallShield Response File. InstallShield is a software tool for creating installers or software packages. A normal (non-silent) installation receives the necessary input from the user in the form of responses to dialog boxes. However, a silent installation does not prompt the end user for input.
ISS format description not yet available
Application: InstallShield Express
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
ISS aliases:
ISS related links:
ISS related extensions:
Universal Installer Project

InstallShield Express File

InstallShield Setup Project

InstallShield Uninstall Information

InstallShield Log

Toolbook Package Definition

InstallShield Wizard Project

InstallShield Dialog

InstallShield Object Project

InstallShield Project

Other types of files may also use the .iss file extension.

🔄 .iss converters

The following softwares are capable of converting .iss files to other formats:


For example, using the softwares above, a .iss file can be converted into one of the following formats:

fit, ica, cmp, ofx, srf, vpb, pfi, avs, sys, ace, tap, ppp, emz, ecw, psb

🚫 The .iss file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

i5s, ics, ies, iqs, is, isc, ise, isq, isw, isx, isz, iws, ixs, izs, jss

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Swiftview Imaging Command Set
iCalendar File
IronCAD Scene
Scheme Source Code
GCC Assembler Listing File
JavaScript Style Sheet
JACOSub Subtitle File
JAWS Script Source
LotusScript Source Code
LSS16 Format Image

🔴 Can't open a .iss file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .iss file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .iss file extension, write to us!

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