How to open ATW files
Did your computer fail to open an ATW file? We explain what ATW files are and recommend software that we know can open or convert your ATW files.
What is an ATW file?
The ATW file extension indicates to your device which app can open the file. However, different programs may use the ATW file type for different types of data.
While we do not yet describe the ATW 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 ATW 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 ATW openers
These apps are known to open certain types of ATW files. Since many different programs may use ATW files for different purposes, you may need to try a few of the apps to open your specific ATW file.
![]() | AEMTuner | User submitted |
![]() | AnyTime Organizer | User submitted |
![]() | Organizer Pro | 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.