How to open P04 files

Did your computer fail to open a P04 file? We explain what P04 files are and recommend software that we know can open or convert your P04 files.

What is a P04 file?

The P04 file extension indicates to your device which app can open the file. However, different programs may use the P04 file type for different types of data.

While we do not yet describe the P04 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 P04 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!

Various P04 openers

These apps are known to open certain types of P04 files. Since many different programs may use P04 files for different purposes, you may need to try a few of the apps to open your specific P04 file.

QuickParQuickParUser submitted
DT MaxDT MaxUser submitted
T1 EFILET1 EFILEUser submitted
SmartParSmartParUser submitted
MultiParMultiParUser submitted
Period04Period04User 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 P04-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 P04-files. If you know one, please use the Suggest link below and tell us about it!