How to open AS2 files

Did your computer fail to open an AS2 file? We explain what AS2 files are and recommend software that we know can open or convert your AS2 files.

What is an AS2 file?

The AS2 file extension indicates to your device which app can open the file. However, different programs may use the AS2 file type for different types of data.

While we do not yet describe the AS2 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 AS2 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!

Generic AS2

These apps are known to open certain types of AS2 files. Since many different programs may use AS2 files for different purposes, you may need to try a few of the apps to open your specific AS2 file.

Activstudio3Activstudio3User submitted
ActivstudioActivstudioUser submitted
Profile Financial Application SuiteProfile Financial Application SuiteUser submitted
ECAD dioECAD dioUser submitted
ECAD/dioECAD/dioUser submitted
Absolute Security PROAbsolute Security PROUser 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.

We have not verified any programs that we know for certain can work with AS2-files on Mac. If you know one, please use the Suggest link below and tell us about it!
We have not verified any online services that we know for certain can work with AS2-files. If you know one, please use the Suggest link below and tell us about it!