Convert pbm to png Online: pbm2png

You can use Tom's Editor to easily convert images from
Portable aNy Map .PBM to Portable Network Graphics .PNG.
Tom's Editor is a free, online image manipulation and converter program.

Go to Tom's Editor

PBM

Portable aNy Map is an image format with extension PBM.

PNG

Portable Network Graphics is an image format with extension PNG.