How to convert PPM to JPEG
- Add your .PPM file - drop it in the box above or click to browse.
- Convert it to .JPEG in a few seconds.
- Download your new .JPEG file.
What to expect
- JPEG compression is lossy, so some pixel detail from the exact PPM data is discarded.
- File size drops sharply because PPM is uncompressed and JPEG is compressed.
- JPEG has no alpha channel, but PPM has none either, so no transparency is lost.
Frequently asked questions
Why convert PPM to JPEG?
PPM stores every pixel uncompressed, so files are large. JPEG applies lossy compression to make a much smaller image that is easy to share and opens everywhere.Will the image look the same?
Close, but not identical. JPEG's lossy compression discards some detail, and it is most visible on sharp edges, text or flat color areas. At high quality settings the difference is usually hard to see.
Where does the JPEG open?
Everywhere. Every operating system and web browser opens JPEG without extra software, unlike PPM, which needs tools like GIMP, IrfanView or XnView.
Does JPEG keep PPM's exact colors?
JPEG stores full RGB color, but its lossy compression can introduce slight color shifts and blocking. PPM is an exact, uncompressed record, so the JPEG is an approximation of it.
Programs that convert PPM: Adobe Photoshop · exrtools · PhotoFiltre Studio · PolyTrans|CAD+DCC · reaConverter · Xara Page & Layout Designer · GIMP · Ability Photopaint
