SML File Type

- The quick facts

What are SML files and how to open them

Are you having problems opening a SML 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 SML file?

A .SML file is a Smile Data Interchange Format file.

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 SML files

Important: Different programs may use files with the SML file extension for different purposes, so unless you are sure which format your SML 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 SML openers which you will find listed below.

Last updated: May 31, 2022

Various apps that use files with this extension

These apps are known to open certain types of SML files. Remember, different programs may use SML 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
QuickTime AlternativeQuickTime AlternativeUser submitted
Storm CodecStorm CodecUser submitted
Music ScoreMusic ScoreUser submitted
QT LiteQT LiteUser submitted
progeCAD ProfessionalprogeCAD ProfessionalUser submitted
MusicScorePro3MusicScorePro3User submitted
Storm Codec UnicodeStorm Codec UnicodeUser submitted
Security and Environmental Management SystemsSecurity and Environmental Management SystemsUser submitted
TimetableTimetableUser 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 SML file formats, example files, or compatible programs. Please use the links below or email us at to discuss further.