How to open JFF files

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

What is a JFF file?

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

While we do not yet describe the JFF 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 JFF 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 JFF openers

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

John Paul Chacha's Chasys Draw IESJohn Paul Chacha's Chasys Draw IESUser submitted
John Paul Chacha's Chasys Draw IES ViewerJohn Paul Chacha's Chasys Draw IES ViewerUser submitted
CompuPic ProCompuPic ProUser submitted
CompuPicCompuPicUser submitted
John Paul Chacha's Lab Chasys Draw IES ArtistJohn Paul Chacha's Lab Chasys Draw IES ArtistUser submitted
PhotoPhiliaPhotoPhiliaUser 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 JFF-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 JFF-files. If you know one, please use the Suggest link below and tell us about it!