UI File

What are UI files and how to open them

Are you having problems opening an UI file or just wondering what they contain? We explain what these files are used for and show you software that we know can open or otherwise handle your files.

What is an UI file?

UI files have multiple uses, and Qt User Interface is one of them. Read more about the others further down the page.

Qt User Interface

We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

How to open UI files

Important: Different programs may use files with the UI file extension for different purposes, so unless you are sure which format your UI file is, you may need to try a few different programs.

While we have not verified the apps ourselves yet, our users have suggested 9 different UI openers which you will find listed below.

Last updated: April 2, 2021

More file formats using the UI extension

Through our research of UI files, we know that the following formats exist. However, we have not yet analyzed them in detail.

  • Sprint User Interface

Various apps that use files with this extension

These apps are known to open certain types of UI files. Remember, different programs may use UI files for different purposes, so you may need to try out a few of them to be able to open your specific file.

UltraISOUltraISOUser submitted
Python - PyQt4Python - PyQt4User submitted
Qt DesignerQt DesignerUser submitted
UltraISO Trava79 EditionUltraISO Trava79 EditionUser submitted
UltraISO Premium EditionUltraISO Premium EditionUser submitted
WinCDEmuWinCDEmuUser submitted
UltraISOUltraISOUser submitted
UltraISO Media EditionUltraISO Media EditionUser submitted
CopperCopperUser submitted

Help us help others

File.org helps thousands of users every day, and we would love to hear from you if you have additional information about UI file formats, example files, or compatible programs. Please use the links below or email us at submit@file.org to discuss further.