SMI File Type

- The quick facts

What are SMI files and how to open them

Are you having problems opening a SMI 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 SMI file?

SMI files have multiple uses, and Synchronized Multimedia Integration Language is one of them.

Synchronized Multimedia Integration Language

These files contain multimedia presentations that integrate streaming audio and video files with text and other images. The SMI file format is similar to the HTML file format. Text editors are commonly used to create many of the presentations that have been made in the SMI file format.

How to open SMI files

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

While we have not verified the apps ourselves yet, our users have suggested 10 different SMI openers which you will find listed below.

Last updated: March 17, 2022

More file formats using the SMI extension

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

  • Lotus Smart Icon
  • Siemens Archived SMS Messages

Various apps that use files with this extension

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

QuickTimeQuickTimeUser submitted
RealPlayerRealPlayerUser submitted
GOM PlayerGOM PlayerUser submitted
KMPlayerKMPlayerUser submitted
PotPlayerPotPlayerUser submitted
MPC-HCMPC-HCUser submitted
ChocoPlayerChocoPlayerUser submitted
5KPlayer5KPlayerUser submitted
MediaPlayerLiteMediaPlayerLiteUser submitted
RealOne PlayerRealOne PlayerUser 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 SMI file formats, example files, or compatible programs. Please use the links below or email us at to discuss further.