How to open SEF files
Did your computer fail to open a SEF file? We explain what SEF files are and recommend software that we know can open or convert your SEF files.
What is a SEF file?
The SEF file extension indicates to your device which app can open the file. However, different programs may use the SEF file type for different types of data.
While we do not yet describe the SEF file format and its common uses, we do know which programs are known to open these files, as we receive dozens of suggestions from users like yourself every day about specific file types and which programs they use to open them.
We are continually working on adding more file type descriptions to the site, so if you have information about SEF files that you think will help others, please use the Update Info link below to submit it to us - we'd love to hear from you!
Update info Upload example file
Various SEF openers
These apps are known to open certain types of SEF files. Since many different programs may use SEF files for different purposes, you may need to try a few of the apps to open your specific SEF file.
 | MyEditor Application | User submitted |
 | MultiCharts | User submitted |
| Story Editor | User submitted |
| SizeExplorer Pro | User submitted |
 | Any Video Converter Professional | User submitted |
| SPORTSYSTEMS Entry Manager Rev | User submitted |
 | MultiCharts64 | User submitted |
 | progeCAD Professional English | User submitted |
 | WingsXP Application | User submitted |
| ACDZip | User submitted |
 | MasterClips MediaPaq Browser | User submitted |
| StabiCAD | User submitted |
Try a universal file viewer
Try a universal file viewer like Free File Viewer. It can open over 200 different types of files - and most likely yours too. Download Free File Viewer here.