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Informations about the IS3 filename extension and the file formats associated with it

We collected the information you should know about the .is3 filename on this page. If you were sent a(n) .is3 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.

1 filename extension(s) are in our database

.is3 - SmartWare Input-Screen File

The IS3 file is a Data file, which is connected to the SmartWare Input-Screen File according to our registry. With the adequate settings, the SmartWare Input-Screen File (.is3) files can be opened or converted with the help of SmartWare.

Format description:
IS3 format
Magic string:
- / -
Related links:
Related extensions:
SmartWare Backup Query Definition
SmartWare Backup Report Definition
SmartWare Sort Definition Backup
SmartWare Backup Transaction Definition
SmartWare Backup Cross-tab Definition
SmartWare Definition Backup

Important! Programs other than the ones listed above may also use the .is3 file extension. Even harmful programs can create files with the .is3 extension to store data in them. Always be careful with .is3 files coming from unknown sources. Don’t open executable files that arrived in mails, even if you know the sender.

The .is3 file can’t be opened on your computer?

If the program necessary for opening the .is3 file is installed properly on your computer, then the quickest and simplest way to open the .is3 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 .is3 file, you may receive an error message from the associated application, this can be caused by the following:

Incorrectly given .is3 extension

The .is3 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 .is3 files.

i3, os3, ks3, isw, ise, ie3, i3s, si3, ls3, ix3, isr, is, ic3

Maybe you’re not even looking for the .is3 file extension?

It’s possible the the file’s extension was given incorrectly. Below, we list some filename extensions that are similar to the .is3 extension. It’s possible that the one you’re looking for is among them.

Modula-3 Interface Source Code
3D Forgastest Editor Object
Modula-3 Intermediate Assembly File
Band-in-a-Box Third-Party Styles
InstallShield Express File
Lumion Project

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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