What is a .jpeg file?#
The universal photo format. Lossy DCT compression keeps files small; every device, browser and printer reads it.
Advantages#
- Universally compatible
- Small files
- Ready to share straight from camera
Drawbacks#
- Lossy — artefacts on repeated saves
- Only 8 bits per channel: limited editing latitude
- No transparency
How to open and convert it#
Open: any modern image viewer or editor. Convert: Photoshop, GIMP, Affinity Photo, ImageMagick (magick input.jpeg output.jpg) or online converters.
Read metadata: exiftool file.jpeg — see the EXIF tag reference.
Other formats#
Frequently asked questions#
What opens .jpeg files?
Open: any modern image viewer or editor. Convert: Photoshop, GIMP, Affinity Photo, ImageMagick (magick input.jpeg output.jpg) or online converters.
Is .jpeg a RAW file?
No — it is a compressed image format.
Last updated October 03, 2026 · How we calculate · Sources