Vertopal — Free Online Converter
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Convert to PGM

Convert any picture to PGM format, edit and optimize pictures online and free.

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How to convert to PGM?

Upload File

Drag & drop or browse your device to select and upload your file.


Select Tools

Check the file preview quickly and use PGM tools to change the conversion settings.


Download Your PGM

Wait a couple of seconds for the converter to do the hard job, then download your PGM file.


Portable Graymap (.pgm)

The PGM which stands for Portable Gray-Map is a simple structured grayscale raster image format designed by Jef Poskanzer in the 1980s. It was designed to easily exchange binary images between different platforms.

More About PGM