THEME File Type

- The quick facts

What are THEME files and how to open them

Are you having problems opening a THEME 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 a THEME file?

THEME files have multiple uses, and Icon Theme Index is one of them.

Icon Theme Index

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 THEME files

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

While we have not verified the apps ourselves yet, our users have suggested 4 different THEME openers which you will find listed below.

Last updated: June 29, 2022

More file formats using the THEME extension

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

  • Windows Desktop Theme

Various apps that use files with this extension

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

Personalization Panel by Winreview.ruPersonalization Panel by Winreview.ruUser submitted
Personalization Panel by http:/winaero.comPersonalization Panel by http:/winaero.comUser submitted
VoyagerVoyagerUser submitted
mTCmTCUser submitted

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