Drop any file to identify it
We read file headers, not extensions. Nothing gets uploaded.
Drop it!
Let go to identify this file.
Couldn't identify this file
What is it
A variant of the JPEG standard that defines how JPEG image data should be stored. JFIF files are functionally identical to JPGs — you can usually just rename .jfif to .jpg and everything works.
Technical details
Safety
What opens it
Every image viewer
Convert with fwip
Convert .jfif files instantly in your browser. No upload, no signup, no subscription. Your files never leave your device.
Free in your browser. Batch processing & offline mode in the desktop bundle.
FAQ
What's the difference between JFIF and JPG?
Practically nothing. JFIF is a specific JPEG storage format. Rename .jfif to .jpg and it will work everywhere.
Related formats